INFO: task kworker/0:0:9 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:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df83dd84 r8:00000002 r7:60000113 r6:df83dd8c 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:df83de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba0c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<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) r5:8562d78c r4:8562d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562d78c r4:830b8400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83236000 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 r4:830b8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8400 r8:80287e08 r7:df819e48 r6:830b8480 r5:83236000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf83dfb0 to 0xdf83dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:830b51c0 INFO: task kworker/0:0:9 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8b851000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 INFO: task kworker/1:0:23 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/1:0 state:D stack:0 pid:23 tgid:23 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df879d84 r8:00000002 r7:60000013 r6:df879d8c 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:df879e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520f600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed727000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d6d38c r4:85d6d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d6d38c 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 r9:83242400 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:df819d50 r6:830cc100 r5:83242400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf879fb0 to 0xdf879ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:830cb100 INFO: task kworker/1:0:23 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8029ce18>] (preempt_count_sub) from [<81a54508>] (preempt_schedule_irq+0x4c/0xa8 kernel/sched/core.c:7092) [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8c2e1000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 INFO: task kworker/1:3:100 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:3 state:D stack:0 pid:100 tgid:100 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9e5d84 r8:00000002 r7:60000113 r6:df9e5d8c r5:83b79800 r4:83b79800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b79800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520fbc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83b79800 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed887000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d6e38c r4:85d6e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d6e38c r4:832d2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b79800 r8:832d2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:832d2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:832d2e80 r8:80287e08 r7:df9c5e60 r6:832d2f00 r5:83b79800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83ac8340 INFO: task kworker/1:3:100 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8cef3000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 INFO: task kworker/0:3:3125 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/0:3 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:df9c9d84 r8:00000002 r7:60000113 r6:df9c9d8c r5:84542400 r4:84542400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84542400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586cf40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84542400 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df883000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574d78c r4:8574d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574d78c r4:849d2680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84542400 r8:849d26ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849d2680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d2680 r8:80287e08 r7:df925e60 r6:849ba680 r5:84542400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9c9fb0 to 0xdf9c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847e5bc0 INFO: task kworker/0:3:3125 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8dd26000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 INFO: task kworker/1:6:3129 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:6 state:D stack:0 pid:3129 tgid:3129 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:df9e1d8c r5:8392ec00 r4:8392ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8392ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:850928c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8392ec00 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:dfb2b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0cf8c r4:84b0cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0cf8c r4:849ba800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8392ec00 r8:849ba82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ba800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ba800 r8:80287e08 r7:df9d1e60 r6:849ba880 r5:8392ec00 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 r4:83ce1300 INFO: task kworker/1:6:3129 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8eedc000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 INFO: task kworker/0:4:3130 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/0:4 state:D stack:0 pid:3130 tgid:3130 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9e9d84 r8:00000002 r7:60000013 r6:df9e9d8c r5:83929800 r4:83929800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83929800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba2c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83929800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562df8c r4:8562dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562df8c r4:849d2580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83929800 r8:849d25ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849d2580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d2580 r8:80287e08 r7:df9c9e60 r6:849ba900 r5:83929800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847e5bc0 INFO: task kworker/0:4:3130 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8f37c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 INFO: task kworker/1:7:3132 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: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:df9f1d84 r8:00000002 r7:60000113 r6:df9f1d8c r5:84545400 r4:84545400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84545400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510d040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84545400 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:dfa49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0ef8c r4:84b0ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0ef8c r4:849ba980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84545400 r8:849ba9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ba980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ba980 r8:80287e08 r7:df9e1e60 r6:849baa00 r5:84545400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9f1fb0 to 0xdf9f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83ce1540 INFO: task kworker/1:7:3132 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8f71d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 INFO: task kworker/1:8:3133 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: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:df9f5d84 r8:00000002 r7:60000113 r6:df9f5d8c r5:83930c00 r4:83930c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83930c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aa780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83930c00 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: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) r5:84b0fb8c r4:84b0f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0fb8c r4:849baa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83930c00 r8:849baaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849baa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849baa80 r8:80287e08 r7:df9f1e60 r6:849ba480 r5:83930c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83ce12c0 INFO: task kworker/1:8:3133 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8f71d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 INFO: task kworker/1:9:3136 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: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:df99dd84 r8:00000002 r7:60000113 r6:df99dd8c r5:84599800 r4:84599800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84599800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df99de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c5840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84599800 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [<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) r5:84874b8c r4:84874800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84874b8c r4:849bab80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84599800 r8:849babac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849bab80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bab80 r8:80287e08 r7:df9f5e60 r6:849d2600 r5:84599800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf99dfb0 to 0xdf99dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83ce1940 INFO: task kworker/1:9:3136 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8f9ab000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 INFO: task kworker/1:10:3138 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: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:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:8459b000 r4:8459b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8459b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85232600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8459b000 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:e0823000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b8cf8c r4:84b8cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b8cf8c r4:849bac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8459b000 r8:849bac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849bac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bac00 r8:80287e08 r7:df99de60 r6:849d2880 r5:8459b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa11fb0 to 0xdfa11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83ce1a00 INFO: task kworker/1:10:3138 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8fb8e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:11:3140 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:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa1dd84 r8:00000002 r7:60000113 r6:dfa1dd8c r5:83bb8c00 r4:83bb8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bb8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85317f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83bb8c00 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:e062e000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b8e78c r4:84b8e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b8e78c r4:849bac80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bb8c00 r8:849bacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849bac80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bac80 r8:80287e08 r7:dfa11e60 r6:849d2800 r5:83bb8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa1dfb0 to 0xdfa1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83ce1b00 INFO: task kworker/1:11:3140 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8fd2b000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:12:3142 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:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa35d84 r8:00000002 r7:60000113 r6:dfa35d8c r5:8459ec00 r4:8459ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8459ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d6900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8459ec00 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: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) r5:84b8ff8c r4:84b8fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b8ff8c r4:849baf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8459ec00 r8:849bafac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849baf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849baf80 r8:80287e08 r7:dfa1de60 r6:849d2a80 r5:8459ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa35fb0 to 0xdfa35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83ce1c80 INFO: task kworker/1:12:3142 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8ffeb000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:13:3143 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: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:dfa3dd84 r8:00000002 r7:60000113 r6:dfa3dd8c r5:83922400 r4:83922400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83922400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83922400 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: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) r5:84b8f38c r4:84b8f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b8f38c r4:849bad00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83922400 r8:849bad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849bad00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bad00 r8:80287e08 r7:dfa35e60 r6:849d2b00 r5:83922400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa3dfb0 to 0xdfa3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83ce1f40 INFO: task kworker/1:13:3143 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8ffeb000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:14:3145 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:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:832dd400 r4:832dd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832dd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:832dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8487638c r4:84876000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8487638c r4:849bae00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832dd400 r8:849bae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849bae00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bae00 r8:80287e08 r7:dfa35e60 r6:849d2c00 r5:832dd400 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 r4:83ce1dc0 INFO: task kworker/1:14:3145 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9041e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:15:3147 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: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:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:832d8000 r4:832d8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832d8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854a1240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:832d8000 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:dfb37000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84875f8c r4:84875c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84875f8c r4:832d2d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832d8000 r8:832d2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:832d2d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:832d2d80 r8:80287e08 r7:dfa45e60 r6:849d2c80 r5:832d8000 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 r4:849f6000 INFO: task kworker/1:15:3147 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9041e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:16:3149 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: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:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:83baa400 r4:83baa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83baa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83baa400 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:e084f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8487678c r4:84876400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8487678c r4:832d2b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83baa400 r8:832d2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:832d2b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:832d2b00 r8:80287e08 r7:dfa45e60 r6:849d2d00 r5:83baa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa61fb0 to 0xdfa61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849f6180 INFO: task kworker/1:16:3149 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 906bc000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:17:3151 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: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:dfa71d84 r8:00000002 r7:60000113 r6:dfa71d8c r5:83238000 r4:83238000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83238000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa71e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18f40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83238000 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:eb12d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85664f8c r4:85664c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85664f8c r4:832d2d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83238000 r8:832d2d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:832d2d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:832d2d00 r8:80287e08 r7:dfa61e60 r6:849d2d80 r5:83238000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa71fb0 to 0xdfa71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849f6240 INFO: task kworker/1:17:3151 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 906bc000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:18:3153 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: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:dfa7dd84 r8:00000002 r7:60000013 r6:dfa7dd8c r5:83b7c800 r4:83b7c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b7c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a15c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83b7c800 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: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) r5:8549c78c r4:8549c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8549c78c r4:832d2a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b7c800 r8:832d2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:832d2a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:832d2a80 r8:80287e08 r7:dfa71e60 r6:849d2e00 r5:83b7c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa7dfb0 to 0xdfa7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849f63c0 INFO: task kworker/1:18:3153 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 90908000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:19:3155 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:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:83b7d400 r4:83b7d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b7d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855c2540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83b7d400 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: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) r5:8562c78c r4:8562c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8562c78c r4:84669b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b7d400 r8:84669b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84669b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84669b00 r8:80287e08 r7:dfa71e60 r6:849d2e80 r5:83b7d400 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 r4:849f6500 INFO: task kworker/1:19:3155 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 90b7e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:20:3157 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:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:832e3c00 r4:832e3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832e3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:832e3c00 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: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) r5:856ff38c r4:856ff000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856ff38c r4:84af2000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832e3c00 r8:84af202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84af2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84af2000 r8:80287e08 r7:dfa71e60 r6:849d2f00 r5:832e3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa99fb0 to 0xdfa99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849f6640 INFO: task kworker/1:20:3157 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 90b7e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:21:3164 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/1:21 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:dfaadd84 r8:00000002 r7:60000113 r6:dfaadd8c r5:84068000 r4:84068000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84068000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:857ab440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84068000 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:eaa95000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85666f8c r4:85666c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85666f8c r4:84af2100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84068000 r8:84af212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84af2100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84af2100 r8:80287e08 r7:dfa99e60 r6:849d2f80 r5:84068000 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 r4:849f6b80 INFO: task kworker/1:21:3164 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 90dde000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:5:3165 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:5 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa0dd84 r8:00000002 r7:60000113 r6:dfa0dd8c r5:8406d400 r4:8406d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8406d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa0de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85852bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8406d400 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfab1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8582b38c r4:8582b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582b38c r4:849d2900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8406d400 r8:849d292c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849d2900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d2900 r8:80287e08 r7:df9c9e60 r6:849d2a00 r5:8406d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa0dfb0 to 0xdfa0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83ce0600 INFO: task kworker/0:5:3165 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 91006000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:22:3166 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:22 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:df9d5d84 r8:00000002 r7:60000013 r6:df9d5d8c r5:8406c800 r4:8406c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8406c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520f8c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8406c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0fd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed74d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d6d78c r4:85d6d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d6d78c r4:84af2180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8406c800 r8:84af21ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84af2180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84af2180 r8:80287e08 r7:dfaade60 r6:849d2400 r5:8406c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9d5fb0 to 0xdf9d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849f6b80 INFO: task kworker/1:22:3166 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 91236000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:23:3168 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:23 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:83b7b000 r4:83b7b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b7b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579f480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83b7b000 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7f3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593338c r4:85933000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8593338c r4:84af2200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b7b000 r8:84af222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84af2200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84af2200 r8:80287e08 r7:df9d5e60 r6:849d2b80 r5:83b7b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfac9fb0 to 0xdfac9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849f6b80 INFO: task kworker/1:23:3168 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 91236000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:6:3170 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:6 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:8408a400 r4:8408a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8408a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:83ce0cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8408a400 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:eb44f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9a78c r4:84b9a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b9a78c r4:849d2980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8408a400 r8:849d29ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849d2980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d2980 r8:80287e08 r7:dfa0de60 r6:849d2500 r5:8408a400 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 r4:83ce01c0 INFO: task kworker/0:6:3170 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 915a9000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:7:3171 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/0:7 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaddd84 r8:00000002 r7:60000013 r6:dfaddd8c r5:83bb6c00 r4:83bb6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bb6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfadde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857011c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83bb6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfabd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8482c78c r4:8482c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8482c78c r4:849d2700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bb6c00 r8:849d272c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849d2700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d2700 r8:80287e08 r7:dfac5e60 r6:849d2380 r5:83bb6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaddfb0 to 0xdfaddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849fa080 INFO: task kworker/0:7:3171 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 91950000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:8:3173 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/0:8 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:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:83bb0000 r4:83bb0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bb0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:849b2880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83bb0000 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:eba51000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593cf8c r4:8593cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593cf8c r4:849d2200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bb0000 r8:849d222c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849d2200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d2200 r8:80287e08 r7:dfadde60 r6:8329e000 r5:83bb0000 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 r4:849fa080 INFO: task kworker/0:8:3173 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 91950000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:9:3174 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:9 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:83bb5400 r4:83bb5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bb5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85702cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83bb5400 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:eb7a1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594df8c r4:8594dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8594df8c r4:8329e380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bb5400 r8:8329e3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8329e380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8329e380 r8:80287e08 r7:dfae1e60 r6:84024a80 r5:83bb5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaedfb0 to 0xdfaedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849fa080 INFO: task kworker/0:9:3174 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 91ce0000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:10:3178 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:10 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaf1d84 r8:00000002 r7:60000113 r6:dfaf1d8c r5:83bb2400 r4:83bb2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bb2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d5f80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83bb2400 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:ebda9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593f38c r4:8593f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593f38c r4:84024a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bb2400 r8:84024a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84024a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84024a00 r8:80287e08 r7:dfae1e60 r6:83b5f180 r5:83bb2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaf1fb0 to 0xdfaf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849fa700 INFO: task kworker/0:10:3178 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 91fe5000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:11:3179 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/0:11 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:dfad5d84 r8:00000002 r7:60000113 r6:dfad5d8c r5:83bb1800 r4:83bb1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bb1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854a7940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83bb1800 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:ebce9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593e38c r4:8593e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593e38c r4:83b5f100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bb1800 r8:83b5f12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83b5f100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83b5f100 r8:80287e08 r7:dfaf1e60 r6:830cc380 r5:83bb1800 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 r4:849fa700 INFO: task kworker/0:11:3179 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 92183000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:12:3182 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:12 state:D stack:0 pid:3182 tgid:3182 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:dfb01d8c r5:83bb4800 r4:83bb4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bb4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85322140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83bb4800 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:eb5fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8482df8c r4:8482dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8482df8c r4:83387480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bb4800 r8:833874ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83387480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83387480 r8:80287e08 r7:dfaf1e60 r6:830b8680 r5:83bb4800 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 r4:849fa8c0 INFO: task kworker/0:12:3182 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 922d9000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:13:3184 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/0:13 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:dfb15d84 r8:00000002 r7:60000113 r6:dfb15d8c r5:83bb0c00 r4:83bb0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bb0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb15e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83bb0c00 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:ec909000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8482db8c r4:8482d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8482db8c r4:830b8580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bb0c00 r8:830b85ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:830b8580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8580 r8:80287e08 r7:dfb01e60 r6:8499b000 r5:83bb0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb15fb0 to 0xdfb15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849fa8c0 INFO: task kworker/0:13:3184 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 92513000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:24:3185 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:24 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb09d84 r8:00000002 r7:60000013 r6:dfb09d8c r5:83bb6000 r4:83bb6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bb6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a1280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83bb6000 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:dfb11000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bf9f8c r4:85bf9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85bf9f8c r4:84af2280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bb6000 r8:84af22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84af2280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84af2280 r8:80287e08 r7:df9d5e60 r6:8499b080 r5:83bb6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb09fb0 to 0xdfb09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849f6fc0 INFO: task kworker/1:24:3185 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 92513000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:14:3188 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:14 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:dfb1dd84 r8:00000002 r7:60000113 r6:dfb1dd8c r5:83bb3000 r4:83bb3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bb3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8530c900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83bb3000 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:eb80d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a28b8c r4:85a28800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a28b8c r4:8499b100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bb3000 r8:8499b12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8499b100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8499b100 r8:80287e08 r7:dfb01e60 r6:8499b180 r5:83bb3000 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 r4:849fac40 INFO: task kworker/0:14:3188 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9279a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:15:3189 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:15 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:8392c800 r4:8392c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8392c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:849fac40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8392c800 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:ec86b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85416b8c r4:85416800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85416b8c r4:8499b200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8392c800 r8:8499b22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8499b200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8499b200 r8:80287e08 r7:dfb1de60 r6:8499b280 r5:8392c800 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 r4:849fa200 INFO: task kworker/0:15:3189 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 92852000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:16:3191 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/0:16 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:dfb3dd84 r8:00000002 r7:60000113 r6:dfb3dd8c r5:841e6c00 r4:841e6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841e6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb3de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521ce00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841e6c00 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:ecc21000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bed78c r4:85bed400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bed78c r4:8499b300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841e6c00 r8:8499b32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8499b300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8499b300 r8:80287e08 r7:dfb29e60 r6:8499b380 r5:841e6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb3dfb0 to 0xdfb3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849faec0 INFO: task kworker/0:16:3191 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 92bb1000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:17:3192 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:17 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:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:841e2400 r4:841e2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841e2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85210e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841e2400 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:ecb73000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85417f8c r4:85417c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85417f8c r4:8499b400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841e2400 r8:8499b42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8499b400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8499b400 r8:80287e08 r7:dfb3de60 r6:8499b480 r5:841e2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb41fb0 to 0xdfb41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849faec0 INFO: task kworker/0:17:3192 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 92bb1000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:18:3195 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/0:18 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:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:84065400 r4:84065400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84065400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521c040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84065400 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:ebb7b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b0338c r4:85b03000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85b0338c r4:8499b500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84065400 r8:8499b52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8499b500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8499b500 r8:80287e08 r7:dfb3de60 r6:84af2300 r5:84065400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb59fb0 to 0xdfb59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84333080 INFO: task kworker/0:18:3195 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 93016000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:19:3196 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:19 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c 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:dfb31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521cc80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecbfb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bed38c r4:85bed000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bed38c r4:8499b580 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8499b5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8499b580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8499b580 r8:80287e08 r7:dfb3de60 r6:8499b600 r5:841e5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb31fb0 to 0xdfb31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84333080 INFO: task kworker/0:19:3196 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 93016000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:25:3199 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/1:25 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:dfb6dd84 r8:00000002 r7:60000013 r6:dfb6dd8c r5:84061800 r4:84061800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84061800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb6de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520fac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84061800 r7:00000000 r6:83018200 r5:00001000 r4:7f101000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed881000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d6df8c r4:85d6dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d6df8c r4:84af2380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84061800 r8:84af23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84af2380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84af2380 r8:80287e08 r7:df9d5e60 r6:84af2400 r5:84061800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb6dfb0 to 0xdfb6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8433b400 INFO: task kworker/1:25:3199 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 93246000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:20:3201 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:20 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb81d84 r8:00000002 r7:60000113 r6:dfb81d8c r5:84064800 r4:84064800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84064800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb81e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84064800 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:ecdc1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bedb8c r4:85bed800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bedb8c r4:8499b680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84064800 r8:8499b6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8499b680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8499b680 r8:80287e08 r7:dfb3de60 r6:84af2480 r5:84064800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb81fb0 to 0xdfb81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84333400 INFO: task kworker/0:20:3201 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 93725000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:21:3202 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/0:21 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:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:841e6000 r4:841e6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841e6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:852fc240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841e6000 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:ecf01000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85beeb8c r4:85bee800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85beeb8c r4:8499b700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841e6000 r8:8499b72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8499b700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8499b700 r8:80287e08 r7:dfb81e60 r6:8499b780 r5:841e6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb55fb0 to 0xdfb55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84333400 INFO: task kworker/0:21:3202 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 93725000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [<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) r5:85bedf8c r4:85bedc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bedf8c r4:8499b800 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8499b82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8499b800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8499b800 r8:80287e08 r7:dfb55e60 r6:8499b880 r5:841e4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb75fb0 to 0xdfb75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84333800 INFO: task kworker/0:22:3204 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 93925000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:23:3208 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85bee38c r4:85bee000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bee38c r4:8499b900 r4:8499b900 5fa0: 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804e7788>] (_vm_unmap_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 r5:8502638c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) "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) r7:dddced80 r6:83018000 r5:85bee78c r4:8499ba00 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 r4:84333840 INFO: task kworker/0:24:3209 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 93d9f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:25:3211 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:3211 tgid:3211 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:841ea400 r4:841ea400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841ea400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6100 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 r5:85bfa38c r4:85bfa000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:841ea400 r8:8499bb2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:841ee000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb99e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fc340 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85beef8c r4:85beec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85beef8c r4:8499bc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841ee000 r8:8499bcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8499bc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8499bc80 r8:80287e08 r7:dfba1e60 r6:8499bd00 r5:841ee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb99fb0 to 0xdfb99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84333b40 INFO: task kworker/0:26:3212 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9452b000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8509db40 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbadd84 r8:00000002 r7:60000113 r6:dfbadd8c r5:841e9800 r4:841e9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841e9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fc440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841e9800 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:ecf23000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bef38c r4:85bef000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bef38c r4:8499bc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841e9800 r8:8499bc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8499bc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8499bc00 r8:80287e08 r7:dfba1e60 r6:8499bd80 r5:841e9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbadfb0 to 0xdfbadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84333d80 INFO: task kworker/0:27:3215 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:841eec00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85bef78c r4:85bef400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:841eec00 r8:8499be2c r7:82804d40 r6:dddced80 r5:dddceda0 5fa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:29:3219 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:3219 tgid:3219 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84063000 r4:84063000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84063000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:853a61c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84063000 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:eb797000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bfa78c r4:85bfa400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bfa78c r4:8499bf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84063000 r8:8499bf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8499bf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8499bf00 r8:80287e08 r7:dfba1e60 r6:84af2500 r5:84063000 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 r4:849a8100 INFO: task kworker/0:29:3219 is blocked on a mutex likely owned by task kworker/0:221:3758. Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:dfab3000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:841ed400 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 r5:85bf978c r4:8499bf80 r10:00000000 r9:8499bf80 r8:80287e08 r7:dfba1e60 r6:849b3000 r5:841ed400 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 954a1000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Not tainted 6.15.0-rc7-syzkaller #0 r4:841e8c00 [<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) r5:85bf9b8c r4:85bf9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bf9b8c r4:849b3100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841e8c00 r8:849b312c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849b3100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849b3100 r8:80287e08 r7:dfbc1e60 r6:849b3180 r5:841e8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a8240 INFO: task kworker/0:31:3223 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9566d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 task:kworker/0:32 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe1e08 r4:00000000 r5:85bf8f8c r4:85bf8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bf8f8c r4:849b3200 r10:61c88647 r9:841e8000 r8:849b322c r7:82804d40 r6:dddced80 r5:dddceda0 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) r5:00001000 r4:dfab3000 r4:8509f580 r4:00000001 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Call trace: r4:841ec800 [<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 r5:852fcc40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841ec800 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:ecf9f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bf938c r4:85bf9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bf938c r4:849b3300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841ec800 r8:849b332c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849b3300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849b3300 r8:80287e08 r7:dfbe1e60 r6:849b3380 r5:841ec800 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 r4:849a86c0 INFO: task kworker/0:33:3227 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 961fd000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:34:3228 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/0:34 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84063c00 r4:84063c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84063c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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 r5:85384780 r5:85c0078c r4:85c00400 [<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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<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 r5:8509d700 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:35:3230 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/0:35 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbf1d84 r8:00000002 r7:60000113 r6:dfbf1d8c r5:84060c00 r4:84060c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84060c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fca40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84060c00 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:ecf7d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bf8b8c r4:85bf8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bf8b8c r4:849b3480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84060c00 r8:849b34ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849b3480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849b3480 r8:80287e08 r7:dfa75e60 r6:84af2600 r5:84060c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbf1fb0 to 0xdfbf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a86c0 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:dfab3000 [<80287208>] (process_one_work) 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 INFO: task kworker/0:36:3233 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/0:36 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbfdd84 r8:00000002 r7:60000113 r6:dfbfdd8c r5:84060000 r4:84060000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84060000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbfde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fc900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84060000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf6d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bf878c r4:85bf8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bf878c r4:849b3500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84060000 r8:849b352c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849b3500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849b3500 r8:80287e08 r7:dfa75e60 r6:84af2680 r5:84060000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbfdfb0 to 0xdfbfdff8) dfa0: 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 Workqueue: events bpf_prog_free_deferred r5:84066c00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85bf838c r4:85bf8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849b3580 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:8502638c r4:85026000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:84062400 [<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) r5:85beff8c r4:85befc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849b3600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849b3600 r8:80287e08 r7:dfa75e60 r6:84af2780 r5:84062400 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 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a8a80 INFO: task kworker/0:38:3236 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 97030000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:39:3238 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/0:39 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:83ba9800 r4:83ba9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83ba9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a62c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83ba9800 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:ec943000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bfab8c r4:85bfa800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bfab8c r4:849b3680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83ba9800 r8:849b36ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:849b3680 r8:80287e08 r7:dfa75e60 r6:84af2800 r5:83ba9800 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:40:3240 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/0:40 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc19d84 r8:00000002 r7:60000013 r6:dfc19d8c r5:8459c800 r4:8459c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8459c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8459c800 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:ecb7b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bfaf8c r4:85bfac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bfaf8c r4:849b3700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8459c800 r8:849b372c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849b3700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849b3700 r8:80287e08 r7:dfa75e60 r6:84af2880 r5:8459c800 9fe0: 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) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:41:3243 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/0:41 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) [<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) r5:85bfb38c r4:85bfb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bfb38c r4:849b3780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84971800 r8:849b37ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849b3780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849b3780 r8:80287e08 r7:dfa75e60 r6:84af2900 r5:84971800 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 r4:849faec0 INFO: task kworker/0:41:3243 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [<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) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84972400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85bfb78c r4:85bfb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84972400 r8:849b382c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:dfab3000 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/0:43 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84970c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84970c00 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:ece4f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bfbb8c r4:85bfb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bfbb8c r4:849b3880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84970c00 r8:849b38ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849b3880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849b3880 r8:80287e08 r7:dfa75e60 r6:84af2a00 r5:84970c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc31fb0 to 0xdfc31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845060c0 INFO: task kworker/0:43:3246 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 97bdf000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8509db40 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 r5:85c2bb8c r4:849b3900 r4:00000001 r4:84506140 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 r5:85bfbf8c r4:85bfbc00 [<80287208>] (process_one_work) 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(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:46:3252 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:3252 tgid:3252 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc49d84 r8:00000002 r7:60000113 r6:dfc49d8c r5:84973c00 r4:84973c00 [<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) r5:85c0038c r4:85c00000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84973c00 r8:849b3a2c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<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 r4:8509db40 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc51e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84974800 r8:849b3aac r7:82804d40 r6:dddced80 r5:dddceda0 Call trace: r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9870b000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:48:3256 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:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc59d84 r8:00000002 r7:60000113 r6:dfc59d8c r5:84975400 r4:84975400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84975400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc59e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84975400 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:ed0eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c00b8c r4:85c00800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c00b8c r4:849b3b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84975400 r8:849b3b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849b3b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849b3b00 r8:80287e08 r7:dfc51e60 r6:84af2c80 r5:84975400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc59fb0 to 0xdfc59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:84506600 [<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) 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) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c00f8c r4:85c00c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) 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) r5:00001000 r4:dfab3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:50:3260 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:3260 tgid:3260 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc6dd84 r8:00000002 r7:60000113 r6:dfc6dd8c r5:84976c00 r4:84976c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84976c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc6de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84976c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed271000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c01f8c r4:85c01c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c01f8c r4:849b3c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84976c00 r8:849b3c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849b3c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849b3c00 r8:80287e08 r7:dfc51e60 r6:84af2d80 r5:84976c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc6dfb0 to 0xdfc6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84506900 INFO: task kworker/0:50:3260 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 98b8f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:51:3262 blocked for more than 452 seconds. r10:8291a684 r9:dfc7dd84 r8:00000002 r7:60000113 r6:dfc7dd8c r5:84428c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 r9:83018005 r8:84428c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 r5:85c0178c r4:85c01400 r7:dddced80 r6:83018000 r5:85c0178c r4:849b3c80 r4:849b3c80 Exception stack(0xdfc7dfb0 to 0xdfc7dff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 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) r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84428000 r4:8291a680 [<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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84428000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed13d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c01b8c r4:85c01800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c01b8c r4:849b3d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84428000 r8:849b3d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849b3d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849b3d00 r8:80287e08 r7:dfc6de60 r6:84af2e80 r5:84428000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc95fb0 to 0xdfc95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84506c80 INFO: task kworker/0:52:3265 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 99059000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:53:3267 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/0:53 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:dfca9d84 r8:00000002 r7:60000113 r6:dfca9d8c r5:8442b000 r4:8442b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8442b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fde40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8442b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed22f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c03b8c r4:85c03800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c03b8c r4:849b3d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8442b000 r8:849b3dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849b3d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849b3d80 r8:80287e08 r7:dfc6de60 r6:84af2f00 r5:8442b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfca9fb0 to 0xdfca9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84506dc0 INFO: task kworker/0:53:3267 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 99059000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff [<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) [<80287208>] (process_one_work) 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(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:54:3268 blocked for more than 452 seconds. r4:8442bc00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85c4038c r4:85c40000 [<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(0xdfcadfb0 to 0xdfcadff8) r4:84506dc0 INFO: task kworker/0:54:3268 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 99414000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:55:3270 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:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:8442c800 r4:8442c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8442c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:851c1d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8442c800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<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) r5:85c0238c r4:85c02000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8442c800 r8:849b3eac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r10:61c88647 r9:84beec00 r8:8509f5ac 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) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85c03f8c r4:85c03c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8442d400 r8:849b3f2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b28140 INFO: task kworker/0:56:3272 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 99bd8000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:57:3274 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/0:57 state:D stack:0 pid:3274 tgid:3274 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:8442e000 r4:8442e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8442e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8519f8c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8442e000 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:ed13b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c4df8c r4:85c4dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c4df8c r4:849b3f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8442e000 r8:849b3fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849b3f80 r10:00000000 r9:849b3f80 r8:80287e08 r7:dfcc1e60 r6:84a20080 r5:8442e000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8442a400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85c4338c r4:85c43000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c4338c r4:84b2c000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8442a400 r8:84b2c02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b2c000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b2c000 r8:80287e08 r7:dfcc1e60 r6:84a20100 r5:8442a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcddfb0 to 0xdfcddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b28240 INFO: task kworker/0:58:3276 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 99c80000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Not tainted 6.15.0-rc7-syzkaller #0 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ecf63000 r5:85c0378c r4:85c03400 r10:61c88647 r9:84429800 r8:84b2c0ac r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:8509db40 Workqueue: events bpf_prog_free_deferred r5:8442ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8442ec00 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:ecaeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c0338c r4:85c03000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c0338c r4:84b2c100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8442ec00 r8:84b2c12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b2c100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b2c100 r8:80287e08 r7:dfcc1e60 r6:84a20200 r5:8442ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcf9fb0 to 0xdfcf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b28500 INFO: task kworker/0:60:3280 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9a37a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 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:e0581dc0 r5:e0581e08 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) task:kworker/0:61 state:D stack:0 pid:3282 tgid:3282 ppid:2 task_flags:0x4208060 flags:0x00000000 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) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfab3000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:62:3284 blocked for more than 452 seconds. r4:84818000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85c02b8c r4:85c02800 r4:84b2c200 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 r4:84b287c0 INFO: task kworker/0:62:3284 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9a37a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:63:3288 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/0:63 state:D stack:0 pid:3288 tgid:3288 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfd1dd84 r8:00000002 r7:60000113 r6:dfd1dd8c r5:84819800 r4:84819800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84819800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd1de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508cdc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84819800 r7:00000000 r6:83018000 r5:00001000 r4:7f107000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed4c9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8482fb8c r4:8482f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8482fb8c r4:84b2c300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84819800 r8:84b2c32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b2c300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b2c300 r8:80287e08 r7:dfcc1e60 r6:84b2c380 r5:84819800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd1dfb0 to 0xdfd1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9a37a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 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 r5:8508cec0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8482f78c r4:8482f400 [<80287208>] (process_one_work) 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 Exception stack(0xe0581d28 to 0xe0581d70) r4:00000000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:8509db40 r5:8481b000 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) r10:61c88647 r9:8481b000 r8:84b2c52c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9a89b000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:66:3293 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:3293 tgid:3293 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfd41d84 r8:00000002 r7:60000113 r6:dfd41d8c r5:8481bc00 r4:8481bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8481bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<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 r9:84b2c600 r8:80287e08 r7:dfd11e60 r6:84b2c680 r5:8481bc00 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/0:67 state:D stack:0 pid:3294 tgid:3294 ppid:2 task_flags:0x4208060 flags:0x00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8481c800 r8:84b2c72c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b28f40 INFO: task kworker/0:67:3294 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9affc000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/0:68 state:D stack:0 pid:3298 tgid:3298 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84b2c800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r5:80070013 r4:80239bb0 [<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 [<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) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:26:3302 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/1:26 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfd65d84 r8:00000002 r7:60000013 r6:dfd65d8c r5:847f2400 r4:847f2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847f2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd65e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_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:ed87b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 Exception stack(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 r5:84ae0c00 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) r10:61c88647 r9:84ae0c00 r8:84b2caac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a35580 INFO: task kworker/0:71:3310 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9b654000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:218:3742 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/0:218 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:e053dd84 r8:00000002 r7:60000113 r6:e053dd8c r5:84be9800 r4:84be9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84be9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e053de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095980 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) r4:8509f100 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<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 [<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) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d20: 9b8ab000 ed76b000 00000001 80239b98 7f16f000 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:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 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) [<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 r9:84bec800 r8:8509f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0581d28 to 0xe0581d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:98:3760 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/1:98 state:D stack:0 pid:3760 tgid:3760 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e056dd84 r8:00000002 r7:60000013 r6:e056dd8c 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:e056de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8504a400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bfb8c r4:848bf800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bfb8c r4:84bb4780 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84bb47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bb4780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bb4780 r8:80287e08 r7:e057de60 r6:84bb4800 r5:8504a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe056dfb0 to 0xe056dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850a8280 INFO: task kworker/1:98:3760 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:223:3761 blocked for more than 452 seconds. [<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 r9:8509f780 r8:80287e08 r7:e0585e60 r6:84bb4880 r5:8504d400 r4:8509db40 Call trace: 1d20: 9c558000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:e0581dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 task:kworker/1:99 state:D stack:0 pid:3763 tgid:3763 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:8504ec00 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:dfd35000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bf38c r4:848bf000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bf38c r4:84bb4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8504ec00 r8:84bb492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bb4900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bb4900 r8:80287e08 r7:e056de60 r6:84bb4980 r5:8504ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe058dfb0 to 0xe058dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850a8600 INFO: task kworker/1:99:3763 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9c558000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:100:3765 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/1:100 state:D stack:0 pid:3765 tgid:3765 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) [<804e7788>] (_vm_unmap_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 r9:8504bc00 r8:84bb4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:dfab3000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8504e000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0591e08 [<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) r4:84bb4b00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfab3000 r10:61c88647 r9:84beec00 r8:8509f5ac 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(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:102:3770 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/1:102 state:D stack:0 pid:3770 tgid:3770 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0569d84 r8:00000002 r7:60000113 r6:e0569d8c r5:85048000 r4:85048000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85048000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0569e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85048000 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:dfd7f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:84bb4c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85048000 r8:84bb4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bb4c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bb4c00 r8:80287e08 r7:e0591e60 r6:84bb4c80 r5:85048000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0569fb0 to 0xe0569ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850a8ac0 INFO: task kworker/1:102:3770 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 1d20: 9ce8b000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:e0581dc0 r5:00001000 r4:dfab3000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:103 state:D stack:0 pid:3771 tgid:3771 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84bb4d00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:104:3773 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/1:104 state:D stack:0 pid:3773 tgid:3773 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0595d84 r8:00000002 r7:60000013 r6:e0595d8c r5:85050c00 r4:85050c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85050c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0595e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85050c00 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:dfdc1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:844ed78c r4:844ed400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:844ed78c r4:84bb4e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85050c00 r8:84bb4e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bb4e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bb4e00 r8:80287e08 r7:e0599e60 r6:84bb4e80 r5:85050c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0595fb0 to 0xe0595ff8) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<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) r4:8509db40 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) r5:84b0878c r4:84b08400 r4:84bb4f00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 9d555000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r10:61c88647 r9:84beec00 r8:8509f5ac 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) [<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) r5:84b08f8c r4:84b08c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b08f8c r4:84bb4380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85053000 r8:84bb43ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bb4380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bb4380 r8:80287e08 r7:e05a1e60 r6:850a0000 r5:85053000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05a5fb0 to 0xe05a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bc9c00 INFO: task kworker/1:106:3777 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9d555000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:107:3779 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/1:107 state:D stack:0 pid:3779 tgid:3779 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85053c00 r8:850a00ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r4:82ac21e4 r4:e0581dc0 [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:224:3781 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/0:224 state:D stack:0 pid:3781 tgid:3781 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05b1d84 r8:00000002 r7:60000113 r6:e05b1d8c r5:85051800 r4:85051800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85051800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85099e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85051800 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:e0109000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85026f8c r4:85026c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85026f8c r4:8509f800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85051800 r8:8509f82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f800 r8:80287e08 r7:e0585e60 r6:8509f880 r5:85051800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05b1fb0 to 0xe05b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85099200 INFO: task kworker/0:224:3781 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9e1a7000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 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) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f900 r8:80287e08 r7:e05b1e60 r6:8509f980 r5:848d0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe059dfb0 to 0xe059dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85099200 INFO: task kworker/0:225:3783 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r5:80070013 r4:80239bb0 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 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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 r5:850a66c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0938c r4:84b09000 r10:61c88647 r9:848d2400 r8:850a01ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 9e5f6000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:e0581dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/1:109:3787 blocked for more than 452 seconds. Workqueue: events bpf_prog_free_deferred r4:848d3c00 r5:848d3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a68c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848d3c00 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:e00d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b09b8c r4:84b09800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b09b8c r4:850a0200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848d3c00 r8:850a022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a0200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a0200 r8:80287e08 r7:e05b9e60 r6:8509fa80 r5:848d3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05c1fb0 to 0xe05c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850a6640 INFO: task kworker/1:109:3787 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9e5f6000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:110:3789 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/1:110 state:D stack:0 pid:3789 tgid:3789 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05c9d84 r8:00000002 r7:60000113 r6:e05c9d8c r5:848d3000 r4:848d3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848d3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c9e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a6780 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) [<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:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:111:3791 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/1:111 state:D stack:0 pid:3791 tgid:3791 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05d1d84 r8:00000002 r7:60000113 r6:e05d1d8c r5:848d5400 r4:848d5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848d5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a6a00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848d5400 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:e00d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b09f8c r4:84b09c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850a0300 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d20: 9eb4a000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:e0581dc0 r4:00000000 r4:8509f580 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:112:3793 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/1:112 state:D stack:0 pid:3793 tgid:3793 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05d9d84 r8:00000002 r7:60000013 r6:e05d9d8c r5:848d6000 r4:848d6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848d6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848d6000 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:dfc21000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0c38c r4:84b0c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0c38c r4:850a0380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848d6000 r8:850a03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a0380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a0380 r8:80287e08 r7:e05d1e60 r6:8509fc00 r5:848d6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05d9fb0 to 0xe05d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850a6a40 INFO: task kworker/1:112:3793 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9eb4a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05dde08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:848d4800 r8:850a042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:8502638c r4:85026000 Exception stack(0xe0581fb0 to 0xe0581ff8) Workqueue: events bpf_prog_free_deferred r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a6d40 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0a78c r4:84b0a400 r7:ddde2d80 r6:83018200 r5:84b0a78c r4:850a0480 r4:850a0480 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 r4:850a6c00 INFO: task kworker/1:114:3796 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9efdb000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:115:3798 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/1:115 state:D stack:0 pid:3798 tgid:3798 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:e05edd8c r5:848d6c00 r4:848d6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848d6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc9600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848d6c00 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:e0147000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0ab8c r4:84b0a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0ab8c r4:850a0500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848d6c00 r8:850a052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a0500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a0500 r8:80287e08 r7:e05d9e60 r6:8509fd80 r5:848d6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05edfb0 to 0xe05edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850a6cc0 INFO: task kworker/1:115:3798 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9f259000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:226:3800 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/0:226 state:D stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05e9d84 r8:00000002 r7:60000113 r6:e05e9d8c r5:84848c00 r4:84848c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84848c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84848c00 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:e0633000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0bb8c r4:84b0b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b0bb8c r4:8509fe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84848c00 r8:8509fe2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509fe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509fe00 r8:80287e08 r7:e059de60 r6:8509fe80 r5:84848c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05e9fb0 to 0xe05e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85099680 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:227 state:D stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:e05b5d84 r8:00000002 r7:60000113 r6:e05b5d8c r5:84849800 r4:84849800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84849800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85099b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84849800 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:e0127000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502778c r4:85027400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502778c r4:8509ff00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84849800 r8:8509ff2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509ff00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509ff00 r8:80287e08 r7:e05e9e60 r6:8509ff80 r5:84849800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05b5fb0 to 0xe05b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85099f00 INFO: task kworker/0:227:3802 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9f9f3000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_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 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84beec00 r8:8509f5ac 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 r10:8291a684 r9:e05f1d84 r8:00000002 r7:60000113 r6:e05f1d8c r5:8484a400 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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 r5:85095040 r5:00001000 r4:e0131000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85027b8c r4:85027800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85027b8c r4:85091000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8484a400 r8:8509102c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85091000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85091000 r8:80287e08 r7:e05e9e60 r6:85091080 r5:8484a400 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 r4:85099f00 INFO: task kworker/0:228:3804 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9f9f3000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:229:3805 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:229 state:D stack:0 pid:3805 tgid:3805 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05add84 r8:00000002 r7:60000113 r6:e05add8c r5:8484b000 r4:8484b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8484b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8484b000 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:dfa67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8503c38c r4:8503c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8503c38c r4:85091100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8484b000 r8:8509112c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85091100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85091100 r8:80287e08 r7:e05e9e60 r6:85091180 r5:8484b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05adfb0 to 0xe05adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85095000 INFO: task kworker/0:229:3805 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 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 r5:80070013 r4:80239bb0 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:e0619d84 r8:00000002 r7:60000013 r6:e0619d8c r5:8484d400 [<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 r4:00000000 r5:80070013 r4:80239bb0 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 r4:8509db40 task:kworker/1:117 state:D stack:0 pid:3810 tgid:3810 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:8484bc00 r5:8484bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e061de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8484bc00 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:e015d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0b38c r4:84b0b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0b38c r4:850a0600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8484bc00 r8:850a062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a0600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a0600 r8:80287e08 r7:e05d9e60 r6:85091280 r5:8484bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe061dfb0 to 0xe061dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85093000 INFO: task kworker/1:117:3810 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9f9f3000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 1fa0: 00000000 00000000 00000000 00000000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) r4:850a0680 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:dfab3000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:119:3814 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/1:119 state:D stack:0 pid:3814 tgid:3814 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0631d84 r8:00000002 r7:60000113 r6:e0631d8c r5:8484e000 r4:8484e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8484e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0631e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8484e000 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9b0000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0bf8c r4:84b0bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0bf8c r4:850a0700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8484e000 r8:850a072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a0700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a0700 r8:80287e08 r7:e05d9e60 r6:85091380 r5:8484e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0631fb0 to 0xe0631ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850931c0 INFO: task kworker/1:119:3814 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a00c5000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:230:3818 blocked for more than 453 seconds. Workqueue: events bpf_prog_free_deferred r5:848d1800 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 r5:85095b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848d1800 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:dfa17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85027f8c r4:85027c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85027f8c r4:85091400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848d1800 r8:8509142c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85091400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85091400 r8:80287e08 r7:e05ade60 r6:85091480 r5:848d1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe063dfb0 to 0xe063dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85095940 INFO: task kworker/0:230:3818 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a00c5000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:231:3821 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:231 state:D stack:0 pid:3821 tgid:3821 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0649d84 r8:00000002 r7:60000013 r6:e0649d8c r5:8505a400 r4:8505a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8505a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) [<804e7788>] (_vm_unmap_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) r5:8503cb8c r4:8503c800 r10:61c88647 r9:8505a400 r8:8509152c r7:82804d40 r6:dddced80 r5:dddceda0 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 r4:85095f00 INFO: task kworker/0:231:3821 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a057c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:232:3823 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:232 state:D stack:0 pid:3823 tgid:3823 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e064dd84 r8:00000002 r7:60000113 r6:e064dd8c r5:85058000 r4:85058000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85058000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85058000 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:dfbf7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8503c78c r4:8503c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8503c78c r4:85091600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85058000 r8:8509162c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85091600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85091600 r8:80287e08 r7:e0649e60 r6:85091680 r5:85058000 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 r4:85095880 INFO: task kworker/0:232:3823 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a057c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8505b000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8503cf8c r4:8503cc00 r10:61c88647 r9:8505b000 r8:8509172c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:234:3828 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:234 state:D stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:e0665d8c r5:8505bc00 r4:8505bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8505bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+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) r5:8503d78c r4:8503d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85091800 Exception stack(0xe0665fb0 to 0xe0665ff8) r4:85084200 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r5:8502638c r4:85026000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85059800 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850843c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8503d38c r4:8503d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85059800 r8:8509192c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85091900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85091900 r8:80287e08 r7:e0665e60 r6:85091980 r5:85059800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0661fb0 to 0xe0661ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85084180 INFO: task kworker/0:235:3830 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a0d1e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084740 r5:8503db8c r4:8503d800 r7:dddced80 r6:83018000 r5:8503db8c r4:85091a00 r4:85084480 Exception stack(0xe0581d28 to 0xe0581d70) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 "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) r5:00001000 r4:dfeaf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8503e38c r4:8503e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8503e38c r4:85091b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85058c00 r8:85091b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85091b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85091b00 r8:80287e08 r7:e0681e60 r6:85091b80 r5:85058c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0695fb0 to 0xe0695ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85084700 INFO: task kworker/0:237:3834 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a1299000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:120:3835 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/1:120 state:D stack:0 pid:3835 tgid:3835 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0699d84 r8:00000002 r7:60000113 r6:e0699d8c r5:8505c800 r4:8505c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8505c800 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 r5:85092c00 r5:84b0d78c r4:84b0d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8505c800 r8:850a07ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a0780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a0780 r8:80287e08 r7:e05d9e60 r6:85091c00 r5:8505c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0699fb0 to 0xe0699ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850934c0 INFO: task kworker/1:120:3835 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:238:3836 blocked for more than 453 seconds. Workqueue: events bpf_prog_free_deferred r4:84848000 [<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) r5:8503df8c r4:8503dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8503df8c r4:85091c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84848000 r8:85091cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85091c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85091c80 r8:80287e08 r7:e0695e60 r6:85091d00 r5:84848000 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 r4:85084b00 INFO: task kworker/0:238:3836 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a1299000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:121:3837 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/1:121 state:D stack:0 pid:3837 tgid:3837 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06a9d84 r8:00000002 r7:60000113 r6:e06a9d8c r5:8484ec00 r4:8484ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8484ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850939c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8484ec00 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:e018f000 r5:84b0c78c r4:84b0c400 r7:ddde2d80 r6:83018200 r5:84b0c78c r4:850a0800 r4:850a0800 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85055400 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) r5:8503eb8c r4:8503e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85055400 r8:85091e2c r7:82804d40 r6:dddced80 r5:dddceda0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: a1af2000 ed76b000 00000001 80239b98 7f16f000 00000001 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:240:3841 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/0:240 state:D stack:0 pid:3841 tgid:3841 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05f9d84 r8:00000002 r7:60000013 r6:e05f9d8c r5:85056000 r4:85056000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85056000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8503e78c r4:8503e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r4:00000001 INFO: task kworker/0:241:3844 blocked for more than 453 seconds. Call trace: r5:85056c00 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r9:83018005 r8:85056c00 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8503ef8c r4:8503ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8503ef8c r4:85091f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85056c00 r8:85091f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85091f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85091f00 r8:80287e08 r7:e05f5e60 r6:850a0980 r5:85056c00 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 r4:85095640 INFO: task kworker/0:241:3844 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a1ead000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Call trace: [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8503f38c r4:8503f000 r7:dddced80 r6:83018000 r5:8503f38c r4:85091f80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:243:3848 blocked for more than 453 seconds. r4:85050000 [<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) r5:8503f78c r4:8503f400 r7:dddced80 r6:83018000 r5:8503f78c r4:85086000 r10:61c88647 r9:85050000 r8:8508602c r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:244:3850 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/0:244 state:D stack:0 pid:3850 tgid:3850 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06d1d84 r8:00000002 r7:60000113 r6:e06d1d8c r5:84858000 r4:84858000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84858000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84858000 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:e0033000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8503fb8c r4:8503f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8503fb8c r4:85086080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84858000 r8:850860ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85086080 r8:80287e08 r7:e06c9e60 r6:85086100 r5:84858000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06d1fb0 to 0xe06d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850822c0 INFO: task kworker/0:244:3850 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a2416000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:245:3852 blocked for more than 453 seconds. r4:00000000 r5:00001000 r4:e01d9000 r5:8503ff8c r4:8503fc00 r7:dddced80 r6:83018000 r5:8503ff8c r4:85086180 r4:85086180 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 task:kworker/0:246 state:D stack:0 pid:3855 tgid:3855 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r9:83018005 r8:8485b000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 r5:8511c78c r4:8511c400 r10:61c88647 r9:8485b000 r8:850862ac r7:82804d40 r6:dddced80 r5:dddceda0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:247:3856 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/0:247 state:D stack:0 pid:3856 tgid:3856 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06e9d84 r8:00000002 r7:60000013 r6:e06e9d8c r5:84859800 r4:84859800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84859800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082a00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84859800 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:e04f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511c38c r4:8511c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8511c38c r4:85086380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84859800 r8:850863ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85086380 r8:80287e08 r7:e06e5e60 r6:85086400 r5:84859800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06e9fb0 to 0xe06e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85082680 INFO: task kworker/0:247:3856 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a2706000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Workqueue: events bpf_prog_free_deferred [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8511cb8c r4:8511c800 r4:85086480 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a2706000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8511d78c r4:8511d400 r7:dddced80 r6:83018000 r5:8511d78c r4:85086580 r4:85082d00 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<804e7788>] (_vm_unmap_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: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) r5:8511cf8c r4:8511cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8511cf8c r4:85086680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8485d400 r8:850866ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85086680 r8:80287e08 r7:e06dde60 r6:85086700 r5:8485d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06f1fb0 to 0xe06f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85082d00 INFO: task kworker/0:250:3862 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a2bfc000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 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) r5:84b0cb8c r4:84b0c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe06f9fb0 to 0xe06f9ff8) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:251:3865 blocked for more than 453 seconds. Call trace: r4:85062400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85062400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06fde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85062400 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:e052d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511d38c r4:8511d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8511d38c r4:85086780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85062400 r8:850867ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85086780 r8:80287e08 r7:e06dde60 r6:850a0c00 r5:85062400 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 r4:85082e00 INFO: task kworker/0:251:3865 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:252:3866 blocked for more than 453 seconds. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85063000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 r5:8511e38c r4:8511e000 r7:dddced80 r6:83018000 r5:8511e38c r4:85086800 r4:00000001 r4:85082fc0 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a381e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:123:3870 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/1:123 state:D stack:0 pid:3870 tgid:3870 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e066dd84 r8:00000002 r7:60000113 r6:e066dd8c r5:85063c00 r4:85063c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85063c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e066de08 r9:83018205 r8:85063c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 r5:84b0d38c r4:84b0d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0d38c r4:850a0d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85063c00 r8:850a0d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a0d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a0d00 r8:80287e08 r7:e0699e60 r6:850a0d80 r5:85063c00 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 r4:85093ec0 INFO: task kworker/1:123:3870 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a381e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:253:3871 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/0:253 state:D stack:0 pid:3871 tgid:3871 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:e0705d8c r5:85064800 r4:85064800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85064800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:850811c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85064800 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: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) r5:8511db8c r4:8511d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8511db8c r4:85086880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85064800 r8:850868ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85086880 r8:80287e08 r7:e0701e60 r6:850a0e00 r5:85064800 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 r4:850810c0 INFO: task kworker/0:253:3871 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a381e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:254:3873 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/0:254 state:D stack:0 pid:3873 tgid:3873 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e070dd84 r8:00000002 r7:60000113 r6:e070dd8c r5:85066000 r4:85066000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85066000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e070de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85066000 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:e0641000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511df8c r4:8511dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8511df8c r4:85086900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85066000 r8:8508692c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) dfa0: 00000000 00000000 00000000 00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:255:3876 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/0:255 state:D stack:0 pid:3876 tgid:3876 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0719d84 r8:00000002 r7:60000113 r6:e0719d8c r5:85066c00 r4:85066c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85066c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0719e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85066c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 r5:8511e78c r4:8511e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8511e78c r4:85086980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85066c00 r8:850869ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85086980 r8:80287e08 r7:e0701e60 r6:850a0f00 r5:85066c00 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 r4:850813c0 INFO: task kworker/0:255:3876 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:82ac21e4 r4:00000000 r5:8502638c r4:85026000 r4:00000001 INFO: task kworker/0:256:3878 blocked for more than 453 seconds. [<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 r5:850819c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85060000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e073d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511f78c r4:8511f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8511f78c r4:85086a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85060000 r8:85086a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85086a00 r8:80287e08 r7:e0719e60 r6:850a0f80 r5:85060000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0721fb0 to 0xe0721ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850813c0 INFO: task kworker/0:256:3878 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a4006000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:257 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018005 r8:85068000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 r5:8511eb8c r4:8511e800 r7:dddced80 r6:83018000 r5:8511eb8c r4:85086a80 r10:00000000 r9:85086a80 r8:80287e08 r7:e0721e60 r6:8509c000 r5:85068000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d20: a4006000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:e0581dc0 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Workqueue: events bpf_prog_free_deferred [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8511ef8c r4:8511ec00 r4:85086b00 dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850816c0 INFO: task kworker/0:258:3881 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a4287000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8511f38c r4:8511f000 r7:dddced80 r6:83018000 r5:8511f38c r4:85086b80 1fa0: 00000000 00000000 00000000 00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r5:8502638c r4:85026000 r4:00000001 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:00000000 r9:83018005 r8:8506a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 r5:8511ff8c r4:8511fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8511ff8c r4:85086c00 r10:61c88647 r9:8506a400 r8:85086c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85086c00 r8:80287e08 r7:e0721e60 r6:8509c180 r5:8506a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0755fb0 to 0xe0755ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85081a80 INFO: task kworker/0:260:3885 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a4564000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:261:3887 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/0:261 state:D stack:0 pid:3887 tgid:3887 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e075dd84 r8:00000002 r7:60000013 r6:e075dd8c r5:8506b000 r4:8506b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8506b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<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) r5:8511fb8c r4:8511f800 r7:dddced80 r6:83018000 r5:8511fb8c r4:85086c80 r10:00000000 r9:85086c80 r8:80287e08 r7:e0755e60 r6:8509c200 r5:8506b000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:262:3890 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/0:262 state:D stack:0 pid:3890 tgid:3890 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0769d84 r8:00000002 r7:60000113 r6:e0769d8c r5:8506c800 r4:8506c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8506c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018005 r8:8506c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 r5:85120f8c r4:85120c00 r10:00000000 r9:85086d00 r8:80287e08 r7:e0755e60 r6:8509c280 r5:8506c800 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:263 state:D stack:0 pid:3891 tgid:3891 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e076dd84 r8:00000002 r7:60000113 r6:e076dd8c r5:8506d400 r4:8506d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8506d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e076de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8506d400 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:e0765000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512038c r4:85120000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512038c r4:85086d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8506d400 r8:85086dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85086d80 r8:80287e08 r7:e0769e60 r6:8509c300 r5:8506d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe076dfb0 to 0xe076dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85081cc0 INFO: task kworker/0:263:3891 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 task:kworker/0:264 state:D stack:0 pid:3894 tgid:3894 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8506bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8509d400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8506bc00 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:e0777000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512078c r4:85120400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512078c r4:85086e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8506bc00 r8:85086e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85086e00 r8:80287e08 r7:e0769e60 r6:8509c380 r5:8506bc00 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 r4:8509d440 INFO: task kworker/0:264:3894 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a4deb000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_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) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:265:3895 blocked for more than 453 seconds. Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0789e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8506e000 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:e077d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85120b8c r4:85120800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85120b8c r4:85086e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8506e000 r8:85086eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85086e80 r8:80287e08 r7:e0769e60 r6:8509c400 r5:8506e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0789fb0 to 0xe0789ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509d440 INFO: task kworker/0:265:3895 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a5408000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:266 state:D stack:0 pid:3898 tgid:3898 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:8506ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 r5:85121b8c r4:85121800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85121b8c r4:85086f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8506ec00 r8:85086f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85086f00 r8:80287e08 r7:e0769e60 r6:8509c500 r5:8506ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07a5fb0 to 0xe07a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85081ec0 INFO: task kworker/0:266:3898 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a5408000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 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:e07a9d84 r8:00000002 r7:60000013 r6:e07a9d8c r5:85070000 r4:85070000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85070000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:850ab000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85070000 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:e0799000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512138c r4:85121000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512138c r4:85086f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85070000 r8:85086fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85086f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85086f80 r8:80287e08 r7:e07a5e60 r6:8509c580 r5:85070000 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 r4:85093280 INFO: task kworker/0:267:3899 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a5408000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:268:3901 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/0:268 state:D stack:0 pid:3901 tgid:3901 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06f5d84 r8:00000002 r7:60000113 r6:e06f5d8c r5:8485ec00 r4:8485ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8485ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ab140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8485ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512178c r4:85121400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512178c r4:8509b000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8485ec00 r8:8509b02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509b000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509b000 r8:80287e08 r7:e07a5e60 r6:8509b080 r5:8485ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06f5fb0 to 0xe06f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:850ab280 Workqueue: events bpf_prog_free_deferred r4:00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r5:8502638c r4:85026000 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:269:3904 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/0:269 state:D stack:0 pid:3904 tgid:3904 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07b1d84 r8:00000002 r7:60000013 r6:e07b1d8c r5:8485c800 r4:8485c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8485c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ab440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8485c800 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9b6000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85121f8c r4:85121c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85121f8c r4:8509b100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8485c800 r8:8509b12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509b100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509b100 r8:80287e08 r7:e07a5e60 r6:8509b180 r5:8485c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07b1fb0 to 0xe07b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850ab200 INFO: task kworker/0:269:3904 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:270:3905 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/0:270 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:e0709d84 r8:00000002 r7:60000113 r6:e0709d8c r5:8485e000 r4:8485e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8485e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0709e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ab780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8485e000 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: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) r5:8512278c r4:85122400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512278c r4:8509b200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8485e000 r8:8509b22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509b200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509b200 r8:80287e08 r7:e07b1e60 r6:8509b280 r5:8485e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0709fb0 to 0xe0709ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:dfab3000 [<80287208>] (process_one_work) 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: r5:8505ec00 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) r5:8512238c r4:85122000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512238c r4:8509b300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8505ec00 r8:8509b32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509b300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509b300 r8:80287e08 r7:e0709e60 r6:8509b380 r5:8505ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0561fb0 to 0xe0561ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850ab5c0 INFO: task kworker/0:271:3908 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a5e99000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 [<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 r5:85122b8c r4:8509b400 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a5e99000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 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) r5:84b0db8c r4:84b0d800 [<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) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a606b000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b0e38c r4:84b0e000 r10:00000000 r9:8509c680 r8:80287e08 r7:e07e5e60 r6:8509b580 r5:84853000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07e9fb0 to 0xe07e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83ce15c0 INFO: task kworker/1:125:3916 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a606b000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 task:kworker/1:126 state:D stack:0 pid:3917 tgid:3917 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018205 r8:84850c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 r5:84b0df8c r4:84b0dc00 r7:ddde2d80 r6:83018200 r5:84b0df8c r4:8509c700 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07edfb0 to 0xe07edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850923c0 INFO: task kworker/1:126:3917 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a6325000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8512338c r4:85123000 r7:dddced80 r6:83018000 r5:8512338c r4:8509b680 r4:00000001 r4:850abe40 INFO: task kworker/0:273:3919 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a66a0000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:274:3920 blocked for more than 454 seconds. [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r9:83018005 r8:84855400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 r5:8512378c r4:85123400 r10:61c88647 r9:84855400 r8:8509b7ac 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(0xe07f9fb0 to 0xe07f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850ab900 INFO: task kworker/0:274:3920 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a66a0000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:8291a684 r9:e07c9d84 r8:00000002 r7:60000113 r6:e07c9d8c r5:85071800 r9:83018205 r8:85071800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r7:ddde2d80 r6:83018200 r5:85122f8c r4:8509c780 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:275:3926 blocked for more than 454 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:e0805d84 r8:00000002 r7:60000013 r6:e0805d8c r5:85073c00 r4:85073c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85073c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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:e0805e08 r5:85123b8c r4:85123800 r7:dddced80 r6:83018000 r5:85123b8c r4:8509b900 Exception stack(0xe0805fb0 to 0xe0805ff8) Workqueue: events bpf_prog_free_deferred r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a6e18000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 task:kworker/0:276 state:D stack:0 pid:3928 tgid:3928 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r5:85123f8c r4:85123c00 r7:dddced80 r6:83018000 r5:85123f8c r4:8509b980 r4:8509b980 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0581d28 to 0xe0581d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:277:3929 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:277 state:D stack:0 pid:3929 tgid:3929 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:e07fdd8c 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: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 r5:850ad600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84851800 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: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) r5:8512c38c r4:8512c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512c38c r4:8509ba00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8509ba2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509ba00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509ba00 r8:80287e08 r7:e080de60 r6:8509ba80 r5:84851800 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 r4:850ad3c0 INFO: task kworker/0:277:3929 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a708b000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/1:128:3932 blocked for more than 454 seconds. [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ab840 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:84b0e78c r4:8509c980 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f8640 INFO: task kworker/1:128:3932 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a7115000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:278:3933 blocked for more than 454 seconds. r10:8291a684 r9:e07f5d84 r8:00000002 r7:60000113 r6:e07f5d8c r5:84856c00 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ad9c0 r5:8512cb8c r4:8512c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84856c00 r8:8509bbac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a754a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0811e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8512c78c r4:8512c400 r7:dddced80 r6:83018000 r5:8512c78c r4:8509bc80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0581d28 to 0xe0581d70) r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 "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) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ada80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8505d400 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:e00f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512cf8c r4:8512cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512cf8c r4:8509bd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8505d400 r8:8509bdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509bd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509bd80 r8:80287e08 r7:e07f5e60 r6:8509be00 r5:8505d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0819fb0 to 0xe0819ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850ad900 INFO: task kworker/0:280:3938 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a7a34000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:8512d38c r4:8512d000 r7:dddced80 r6:83018000 r5:8512d38c r4:8509be80 r10:00000000 r9:8509be80 r8:80287e08 r7:e0819e60 r6:8509bf00 r5:850d8000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850adac0 INFO: task kworker/0:281:3939 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a7a34000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:282:3941 blocked for more than 454 seconds. [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850add80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850d8c00 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: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) r5:8512d78c r4:8512d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512d78c r4:8509bf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850d8c00 r8:8509bfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509bf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509bf80 r8:80287e08 r7:e081de60 r6:8509b880 r5:850d8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0821fb0 to 0xe0821ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850adc80 INFO: task kworker/0:282:3941 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 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 r8:850d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 r5:8512db8c r4:8512d800 r10:61c88647 r9:850d9800 r8:8510002c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:284:3946 blocked for more than 454 seconds. r10:8291a684 r9:e0835d84 r8:00000002 r7:60000113 r6:e0835d8c r5:850da400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850da400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0835e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850da400 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:e0149000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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:dddced80 r6:83018000 r5:8512df8c r4:85100100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850da400 r8:8510012c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85100100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100100 r8:80287e08 r7:e0831e60 r6:85100180 r5:850da400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0835fb0 to 0xe0835ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85101280 INFO: task kworker/0:284:3946 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a819d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_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 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r9:83018005 r8:850db000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 r5:8512e38c r4:8512e000 r4:85100200 Exception stack(0xe0839fb0 to 0xe0839ff8) r4:85101100 Workqueue: events bpf_prog_free_deferred 1d20: a86cf000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:286:3949 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:286 state:D stack:0 pid:3949 tgid:3949 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0845d84 r8:00000002 r7:60000113 r6:e0845d8c r5:850dbc00 r4:850dbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850dbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0845e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850dbc00 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:e0563000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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:dddced80 r6:83018000 r5:8512eb8c r4:85100300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850dbc00 r8:8510032c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85100300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100300 r8:80287e08 r7:e0839e60 r6:85100380 r5:850dbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0845fb0 to 0xe0845ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851012c0 INFO: task kworker/0:286:3949 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 task:kworker/0:287 state:D stack:0 pid:3951 tgid:3951 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) r5:8512e78c r4:8512e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512e78c r4:85100400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850dc800 r8:8510042c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85100400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100400 r8:80287e08 r7:e0845e60 r6:85100480 r5:850dc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe084dfb0 to 0xe084dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85101600 INFO: task kworker/0:287:3951 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a86cf000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:288:3953 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:288 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0861d84 r8:00000002 r7:60000113 r6:e0861d8c r5:85073000 r4:85073000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85073000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0861e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8512f38c r4:8512f000 r4:00000001 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0869e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85076000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512ef8c r4:8512ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512ef8c r4:85100580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85076000 r8:851005ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85100580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100580 r8:80287e08 r7:e0861e60 r6:8509ca80 r5:85076000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0869fb0 to 0xe0869ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85101740 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:290:3957 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:290 state:D stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0881d84 r8:00000002 r7:60000013 r6:e0881d8c r5:85076c00 r4:85076c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85076c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0881e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101e40 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8513438c r4:85134000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85100600 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85070c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 r5:8512f78c r4:8512f400 r10:61c88647 r9:85070c00 r8:851006ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85101840 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:292:3960 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/0:292 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:e0859d84 r8:00000002 r7:60000113 r6:e0859d8c r5:850dd400 r4:850dd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850dd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+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 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8512fb8c r4:8512f800 r10:00000000 r9:85100700 r8:80287e08 r7:e0881e60 r6:85100780 r5:850dd400 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:00000000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Not tainted 6.15.0-rc7-syzkaller #0 r5:850de000 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850de000 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:e061f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512ff8c r4:8512fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512ff8c r4:85100800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850de000 r8:8510082c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85100800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100800 r8:80287e08 r7:e0881e60 r6:85100880 r5:850de000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0891fb0 to 0xe0891ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85101e00 INFO: task kworker/0:293:3962 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r4:00000001 Not tainted 6.15.0-rc7-syzkaller #0 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0815e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8513478c r4:85134400 r10:61c88647 r9:84430000 r8:8510092c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d20: a93d0000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r10:61c88647 r9:84beec00 r8:8509f5ac 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) r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85134b8c r4:85134800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85134b8c r4:85100a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84431800 r8:85100a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85100a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100a00 r8:80287e08 r7:e0815e60 r6:85100a80 r5:84431800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0899fb0 to 0xe0899ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85115100 INFO: task kworker/0:295:3967 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a9a3e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:296:3969 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:296 state:D stack:0 pid:3969 tgid:3969 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0895d84 r8:00000002 r7:60000013 r6:e0895d8c r5:84430c00 r4:84430c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84430c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0895e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84430c00 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:dfc8b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8513638c r4:85136000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8513638c r4:85100b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84430c00 r8:85100b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85100b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100b00 r8:80287e08 r7:e0899e60 r6:85100b80 r5:84430c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0895fb0 to 0xe0895ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85115080 INFO: task kworker/0:296:3969 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:129 state:D stack:0 pid:3972 tgid:3972 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 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8514038c r4:85140000 r7:ddde2d80 r6:83018200 r5:8514038c r4:8509cc00 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a9e29000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:130:3973 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/1:130 state:D stack:0 pid:3973 tgid:3973 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e08b9d84 r8:00000002 r7:60000113 r6:e08b9d8c r5:84434800 r4:84434800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84434800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84434800 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:e08c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0eb8c r4:84b0e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0eb8c r4:8509cc80 r10:61c88647 r9:84434800 r8:8509ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:297:3975 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:297 state:D stack:0 pid:3975 tgid:3975 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e08c1d84 r8:00000002 r7:60000013 r6:e08c1d8c r5:84435400 r4:84435400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84435400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851157c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84435400 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:e08ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85134f8c r4:85134c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85134f8c r4:85100d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84435400 r8:85100d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85100d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100d00 r8:80287e08 r7:e0895e60 r6:85100d80 r5:84435400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe08c1fb0 to 0xe08c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85115780 INFO: task kworker/0:297:3975 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: aa22c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:298:3976 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:298 state:D stack:0 pid:3976 tgid:3976 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e08c5d84 r8:00000002 r7:60000013 r6:e08c5d8c r5:84432400 r4:84432400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84432400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85115c40 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8513538c r4:85135000 r10:61c88647 r9:84432400 r8:85100e2c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d20: aa642000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:e08f5d84 r8:00000002 r7:60000113 r6:e08f5d8c r5:84436c00 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0f38c r4:84b0f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0f38c r4:8509cd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84436c00 r8:8509cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8509cd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509cd00 r8:80287e08 r7:e08b5e60 r6:85100f00 r5:84436c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe08f5fb0 to 0xe08f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f83c0 INFO: task kworker/1:131:3978 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: aa642000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8509db40 Workqueue: events bpf_prog_free_deferred r5:84433000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8513578c r4:85135400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84433000 r8:85100fac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:300 state:D stack:0 pid:3984 tgid:3984 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) r5:85135b8c r4:85135800 r10:61c88647 r9:850e0000 r8:851100ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110080 r8:80287e08 r7:e0895e60 r6:85110100 r5:850e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0715fb0 to 0xe0715ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85115340 INFO: task kworker/0:300:3984 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: aa84d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:301:3986 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:301 state:D stack:0 pid:3986 tgid:3986 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e089dd84 r8:00000002 r7:60000113 r6:e089dd8c r5:85072400 r4:85072400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85072400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e089de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105000 r5:85135f8c r4:85135c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85135f8c r4:85110180 r10:61c88647 r9:85072400 r8:851101ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe089dfb0 to 0xe089dff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85075400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851052c0 r5:8513678c r4:85136400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85110200 [<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) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:303:3990 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/0:303 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:e0735d84 r8:00000002 r7:60000113 r6:e0735d8c r5:85065400 r4:85065400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85065400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0735e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851056c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85065400 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:dff0b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85136f8c r4:85136c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85136f8c r4:85110280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85065400 r8:851102ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110280 r8:80287e08 r7:e08a5e60 r6:8509ce80 r5:85065400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0735fb0 to 0xe0735ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85105300 INFO: task kworker/0:303:3990 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: aae43000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:304:3993 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:304 state:D stack:0 pid:3993 tgid:3993 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:e0711d8c r5:85060c00 r4:85060c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85060c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:851054c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85060c00 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:dfe79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85136b8c r4:85136800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85136b8c r4:85110300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85060c00 r8:8511032c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110300 r8:80287e08 r7:e0735e60 r6:8509cf00 r5:85060c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0711fb0 to 0xe0711ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85105340 INFO: task kworker/0:304:3993 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ab12a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:132:3995 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/1:132 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:e0771d84 r8:00000002 r7:60000113 r6:e0771d8c r5:84840000 r4:84840000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84840000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0771e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510d540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84840000 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:e0505000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0f78c r4:84b0f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0f78c r4:8509cf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84840000 r8:8509cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8509cf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509cf80 r8:80287e08 r7:e08b5e60 r6:8509c480 r5:84840000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0771fb0 to 0xe0771ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8510d240 INFO: task kworker/1:132:3995 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ab12a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:305:3996 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/0:305 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:e078dd84 r8:00000002 r7:60000113 r6:e078dd8c r5:850e3000 r4:850e3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e078de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850e3000 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:dffc1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8513738c r4:85137000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8513738c r4:85110380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e3000 r8:851103ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110380 r8:80287e08 r7:e0735e60 r6:85110400 r5:850e3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe078dfb0 to 0xe078dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85105940 INFO: task kworker/0:305:3996 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ab3c8000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:306:3998 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:306 state:D stack:0 pid:3998 tgid:3998 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e08fdd84 r8:00000002 r7:60000013 r6:e08fdd8c r5:850e1800 r4:850e1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08fde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850e1800 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: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) r5:8513778c r4:85137400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8513778c r4:85110480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e1800 r8:851104ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110480 r8:80287e08 r7:e078de60 r6:85110500 r5:850e1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe08fdfb0 to 0xe08fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85105940 INFO: task kworker/0:306:3998 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: abcf2000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:307:4000 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:307 state:D stack:0 pid:4000 tgid:4000 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4909d84 r8:00000002 r7:60000013 r6:e4909d8c r5:850e3c00 r4:850e3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4909e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105c80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850e3c00 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:e0031000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85137b8c r4:85137800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85137b8c r4:85110580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e3c00 r8:851105ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110580 r8:80287e08 r7:e08fde60 r6:85110600 r5:850e3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4909fb0 to 0xe4909ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85105a40 INFO: task kworker/0:307:4000 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ac3cc000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:308:4002 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:308 state:D stack:0 pid:4002 tgid:4002 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e490dd84 r8:00000002 r7:60000113 r6:e490dd8c r5:850e4800 r4:850e4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e490de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850e4800 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:e0191000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85137f8c r4:85137c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85137f8c r4:85110680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e4800 r8:851106ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110680 r8:80287e08 r7:e4909e60 r6:85110700 r5:850e4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe490dfb0 to 0xe490dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85105c40 INFO: task kworker/0:308:4002 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d20: ac3cc000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:309:4004 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/0:309 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:e0745d84 r8:00000002 r7:60000113 r6:e0745d8c r5:850e0c00 r4:850e0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0745e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850e0c00 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:e0519000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8514078c r4:85140400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8514078c r4:85110780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e0c00 r8:851107ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110780 r8:80287e08 r7:e490de60 r6:85110800 r5:850e0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0745fb0 to 0xe0745ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8510a000 INFO: task kworker/0:309:4004 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ac56f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:133:4006 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/1:133 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:e491dd84 r8:00000002 r7:60000113 r6:e491dd8c r5:850e2400 r4:850e2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e491de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aafc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850e2400 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:e0559000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8487478c r4:84874400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8487478c r4:8510c000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e2400 r8:8510c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8510c000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8510c000 r8:80287e08 r7:e0771e60 r6:85110880 r5:850e2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe491dfb0 to 0xe491dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8510d680 INFO: task kworker/1:133:4006 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: acf22000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:310:4009 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/0:310 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:e4921d84 r8:00000002 r7:60000013 r6:e4921d8c r5:850e6c00 r4:850e6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4921e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850e6c00 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:e052f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85140b8c r4:85140800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85140b8c r4:85110900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e6c00 r8:8511092c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110900 r8:80287e08 r7:e0745e60 r6:85110980 r5:850e6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4921fb0 to 0xe4921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8510a140 INFO: task kworker/0:310:4009 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ad2f5000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:134:4010 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/1:134 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:e4925d84 r8:00000002 r7:60000113 r6:e4925d8c r5:850e6000 r4:850e6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4925e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aaec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850e6000 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:e015f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0ff8c r4:84b0fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0ff8c r4:8510c080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e6000 r8:8510c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8510c080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8510c080 r8:80287e08 r7:e491de60 r6:85110a00 r5:850e6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4925fb0 to 0xe4925ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8510d500 INFO: task kworker/1:134:4010 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ad2f5000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:311:4012 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:311 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:e4919d84 r8:00000002 r7:60000013 r6:e4919d8c r5:850e5400 r4:850e5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4919e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a7c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850e5400 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:e0543000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85140f8c r4:85140c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85140f8c r4:85110a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e5400 r8:85110aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110a80 r8:80287e08 r7:e4921e60 r6:85110b00 r5:850e5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4919fb0 to 0xe4919ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8510a5c0 INFO: task kworker/0:311:4012 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ad89f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:312:4014 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/0:312 state:D stack:0 pid:4014 tgid:4014 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4911d84 r8:00000002 r7:60000113 r6:e4911d8c r5:84436000 r4:84436000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84436000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4911e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_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:e063f000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8514178c r4:85141400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8514178c r4:85110b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84436000 r8:85110bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110b80 r8:80287e08 r7:e4919e60 r6:85110c00 r5:84436000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4911fb0 to 0xe4911ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8510a780 INFO: task kworker/0:312:4014 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ad89f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:313:4016 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:313 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:e4915d84 r8:00000002 r7:60000013 r6:e4915d8c r5:850dec00 r4:850dec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850dec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4915e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850dec00 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:e062c000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8514138c r4:85141000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8514138c r4:85110c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850dec00 r8:85110cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110c80 r8:80287e08 r7:e4911e60 r6:85110d00 r5:850dec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4915fb0 to 0xe4915ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8510a880 INFO: task kworker/0:313:4016 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ae261000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:314:4018 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/0:314 state:D stack:0 pid:4018 tgid:4018 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4929d84 r8:00000002 r7:60000113 r6:e4929d8c 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:e4929e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510ac40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85158000 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:e0671000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85141b8c r4:85141800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85141b8c r4:85110d80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85110dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110d80 r8:80287e08 r7:e4911e60 r6:85110e00 r5:85158000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4929fb0 to 0xe4929ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8510aa00 INFO: task kworker/0:314:4018 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ae31c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r5:8502638c r4:8509f580 r4:00000001 1fc0: 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) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85141f8c r4:85141c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85110e80 r4:00000001 Exception stack(0xe492dfb0 to 0xe492dff8) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 1d20: ae922000 ed76b000 00000001 80239b98 7f16f000 00000001 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:316:4022 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/0:316 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:e4931d84 r8:00000002 r7:60000113 r6:e4931d8c 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:e4931e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510af40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85159800 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:e06d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8514238c r4:85142000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8514238c r4:85110f80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85110fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85110f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110f80 r8:80287e08 r7:e492de60 r6:85111000 r5:85159800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4931fb0 to 0xe4931ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8510ae00 INFO: task kworker/0:316:4022 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ae922000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:317:4024 blocked for more than 455 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:e4935d84 r8:00000002 r7:60000113 r6:e4935d8c 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:e4935e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85115ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8515a400 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:e0739000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85142b8c r4:85142800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85142b8c r4:85111080 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851110ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85111080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85111080 r8:80287e08 r7:e4931e60 r6:85111100 r5:8515a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4935fb0 to 0xe4935ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85105f00 INFO: task kworker/0:317:4024 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: aea9f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 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) r5:00001000 r4:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:318:4026 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/0:318 state:D stack:0 pid:4026 tgid:4026 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4939d84 r8:00000002 r7:60000113 r6:e4939d8c r5:8515b000 r4:8515b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105d40 r5:8514278c r4:85142400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8514278c r4:85111180 r4:85111180 Exception stack(0xe4939fb0 to 0xe4939ff8) Workqueue: events bpf_prog_free_deferred 1d20: aeccd000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:dfab3000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:319:4028 blocked for more than 455 seconds. r5:8515bc00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e493de08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85142f8c r4:85142c00 r4:85111280 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(0xe0581d28 to 0xe0581d70) 1d20: aee29000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:320:4030 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:320 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4941d84 r8:00000002 r7:60000113 r6:e4941d8c 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:e4941e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8515c800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 r5:8514338c r4:85143000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85111380 r10:00000000 r9:85111380 r8:80287e08 r7:e493de60 r6:85111400 r5:8515c800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:321:4032 blocked for more than 455 seconds. r10:8291a684 r9:e4945d84 r8:00000002 r7:60000013 r6:e4945d8c r5:8515d400 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85143b8c r4:85143800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85111480 Exception stack(0xe4945fb0 to 0xe4945ff8) r4:85117300 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:322:4034 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:322 state:D stack:0 pid:4034 tgid:4034 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4949d84 r8:00000002 r7:60000013 r6:e4949d8c 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:e4949e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851171c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8515e000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0763000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8514378c r4:85143400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8514378c r4:85111580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8515e000 r8:851115ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85111580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85111580 r8:80287e08 r7:e4945e60 r6:85111600 r5:8515e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4949fb0 to 0xe4949ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85117480 INFO: task kworker/0:322:4034 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: af372000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<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 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e494dd84 r8:00000002 r7:60000013 r6:e494dd8c r5:8515ec00 r4:8515ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8515ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e494de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8515ec00 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:e0781000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85143f8c r4:85143c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85143f8c r4:85111680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8515ec00 r8:851116ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85111680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85111680 r8:80287e08 r7:e4945e60 r6:85111700 r5:8515ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe494dfb0 to 0xe494dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85117280 INFO: task kworker/0:323:4036 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d20: af69f000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:82ac21e4 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:324:4038 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/0:324 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:e4951d84 r8:00000002 r7:60000113 r6:e4951d8c r5:85160000 r4:85160000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85160000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4951e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851176c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85160000 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:e0795000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8515038c r4:85150000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8515038c r4:85111780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:85111780 Exception stack(0xe4951fb0 to 0xe4951ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85160c00 r4:8291a680 r4:00000000 r4:00000000 r5:00001000 r4:e079d000 r5:8515078c r4:85150400 [<80287208>] (process_one_work) 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 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 [<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 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:326:4042 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/0:326 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:e4959d84 r8:00000002 r7:60000113 r6:e4959d8c 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:e4959e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85161800 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:e07b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85150b8c r4:85150800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85150b8c r4:85111980 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851119ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85111980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85111980 r8:80287e08 r7:e4955e60 r6:85111a00 r5:85161800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4959fb0 to 0xe4959ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851177c0 INFO: task kworker/0:326:4042 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: afd47000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/0:327 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:e495dd84 r8:00000002 r7:60000113 r6:e495dd8c r5:85162400 r4:85162400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85162400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e495de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85162400 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:e07c1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85150f8c r4:85150c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85150f8c r4:85111a80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85111aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85111a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85111a80 r8:80287e08 r7:e4959e60 r6:85111b00 r5:85162400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe495dfb0 to 0xe495dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851178c0 INFO: task kworker/0:327:4045 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b00f0000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:328:4046 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 task:kworker/0:328 state:D stack:0 pid:4046 tgid:4046 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:85163000 [<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) r5:8515138c r4:85151000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85163000 r8:85111bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 Exception stack(0xe4961fb0 to 0xe4961ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: r4:00000000 1d20: b00f0000 ed76b000 00000001 80239b98 7f16f000 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:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:329:4048 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:329 state:D stack:0 pid:4048 tgid:4048 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4969d84 r8:00000002 r7:60000113 r6:e4969d8c 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:e4969e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a41c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85163c00 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:e8985000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85151f8c r4:85151c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85151f8c r4:85111c80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85111cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:00000001 1fc0: 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) r5:8515178c r4:85151400 r4:85111d80 Exception stack(0xe4971fb0 to 0xe4971ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851a4080 INFO: task kworker/0:330:4050 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b042d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:331:4052 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/0:331 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:e497dd84 r8:00000002 r7:60000013 r6:e497dd8c r5:85165400 r4:85165400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85165400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e497de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a4040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85165400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85151b8c r4:85151800 r7:dddced80 r6:83018000 r5:85151b8c r4:85111e80 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: b0931000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:332:4053 blocked for more than 455 seconds. r10:8291a684 r9:e8989d84 r8:00000002 r7:60000113 r6:e8989d8c r5:85166000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8515238c r4:85152000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85111f80 r8:80287e08 r7:e4969e60 r6:851a6000 r5:85166000 r4:851a4300 INFO: task kworker/0:332:4053 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0931000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:333:4057 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/0:333 state:D stack:0 pid:4057 tgid:4057 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) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8515278c r4:85152400 [<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 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:334 state:D stack:0 pid:4058 tgid:4058 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e899dd84 r8:00000002 r7:60000013 r6:e899dd8c r5:84a10000 r4:84a10000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a10000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e899de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a4700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a10000 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:e89a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85152b8c r4:85152800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85152b8c r4:851a6180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a10000 r8:851a61ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851a6180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851a6180 r8:80287e08 r7:e8991e60 r6:851a6200 r5:84a10000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe899dfb0 to 0xe899dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851a4480 INFO: task kworker/0:334:4058 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0eab000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:335:4060 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/0:335 state:D stack:0 pid:4060 tgid:4060 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e89a5d84 r8:00000002 r7:60000013 r6:e89a5d8c r5:84a10c00 r4:84a10c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a10c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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 [<804e7788>] (_vm_unmap_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:e89c1000 r5:8515378c r4:85153400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851a6280 r10:00000000 r9:851a6280 r8:80287e08 r7:e899de60 r6:851a6300 r5:84a10c00 Exception stack(0xe89a5fb0 to 0xe89a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851a46c0 INFO: task kworker/0:335:4060 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0eab000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:336:4062 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:336 state:D stack:0 pid:4062 tgid:4062 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e89b1d84 r8:00000002 r7:60000113 r6:e89b1d8c r5:84a11800 r4:84a11800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a11800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89b1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a47c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a11800 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:e89ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85152f8c r4:85152c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85152f8c r4:851a6380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a11800 r8:851a63ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851a6380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851a6380 r8:80287e08 r7:e89a5e60 r6:851a6400 r5:84a11800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe89b1fb0 to 0xe89b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851a4480 INFO: task kworker/0:336:4062 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0eab000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:8509f580 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 r4:8509db40 INFO: task kworker/0:337:4064 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/0:337 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:e89b9d84 r8:00000002 r7:60000013 r6:e89b9d8c r5:84a12400 r4:84a12400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a12400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a4900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a12400 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:e89bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8515338c r4:85153000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8515338c r4:851a6480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a12400 r8:851a64ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851a6480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851a6480 r8:80287e08 r7:e89a5e60 r6:851a6500 r5:84a12400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe89b9fb0 to 0xe89b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851a4940 INFO: task kworker/0:337:4064 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1050000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:338:4066 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/0:338 state:D stack:0 pid:4066 tgid:4066 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e89c5d84 r8:00000002 r7:60000113 r6:e89c5d8c r5:84a13000 r4:84a13000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a13000 r4:8291a680 [<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) r5:85153b8c r4:85153800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85153b8c r4:851a6580 [<80287208>] (process_one_work) from [<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 r9:851a6580 r8:80287e08 r7:e89a5e60 r6:851a6600 r5:84a13000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d20: b1687000 ed76b000 00000001 80239b98 7f16f000 00000001 r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:339:4068 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/0:339 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:e89cdd84 r8:00000002 r7:60000013 r6:e89cdd8c r5:84a13c00 r4:84a13c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a13c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89cde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9b8000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d438c r4:851d4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d438c r4:851a6680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a13c00 r8:851a66ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851a6680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851a6680 r8:80287e08 r7:e89c5e60 r6:851a6700 r5:84a13c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe89cdfb0 to 0xe89cdff8) dfa0: 00000000 00000000 00000000 00000000 r4:851a4bc0 Call trace: 1d20: b1687000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r5:85153f8c r4:85153c00 r10:61c88647 r9:84a15400 r8:851a67ac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: b1687000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:341:4072 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/0:341 state:D stack:0 pid:4072 tgid:4072 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e89e5d84 r8:00000002 r7:60000013 r6:e89e5d8c r5:84a16000 r4:84a16000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a16000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89e5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a16000 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:dfaa7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d478c r4:851d4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d478c r4:851a6880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a16000 r8:851a68ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851a6880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851a6880 r8:80287e08 r7:e89cde60 r6:851a6900 r5:84a16000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe89e5fb0 to 0xe89e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b7280 INFO: task kworker/0:341:4072 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1687000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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:e07dde08 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) r5:851d538c r4:851d5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851a6980 r4:00000001 Exception stack(0xe07ddfb0 to 0xe07ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b7100 INFO: task kworker/0:342:4074 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1e65000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:343:4076 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/0:343 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:e89f1d84 r8:00000002 r7:60000113 r6:e89f1d8c r5:85178000 r4:85178000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85178000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89f1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85178000 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: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) r5:851d4b8c r4:851d4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d4b8c r4:851a6a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:851a6a80 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:344 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:e89f5d84 r8:00000002 r7:60000113 r6:e89f5d8c r5:85178c00 r4:85178c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85178c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85178c00 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:dfd1f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d4f8c r4:851d4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d4f8c r4:851a6b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85178c00 r8:851a6bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851a6b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851a6b80 r8:80287e08 r7:e07dde60 r6:851a6c00 r5:85178c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe89f5fb0 to 0xe89f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b76c0 INFO: task kworker/0:344:4079 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1e65000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:e89edd84 r8:00000002 r7:60000113 r6:e89edd8c r5:8517a400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:00001000 r4:dfd8f000 r5:851d578c r4:851d5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d578c r4:851a6c80 r4:851a6c80 r10:00000000 r9:851a6c80 r8:80287e08 r7:e07dde60 r6:851a6d00 r5:8517a400 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r4:00000000 1d20: b213d000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:82ac21e4 r4:e0581dc0 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) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) 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:e07d9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8517b000 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:dfe33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d5b8c r4:851d5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d5b8c r4:851a6d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8517b000 r8:851a6dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851a6d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851a6d80 r8:80287e08 r7:e89ede60 r6:851a6e00 r5:8517b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07d9fb0 to 0xe07d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b7a00 INFO: task kworker/0:346:4083 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b213d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:347:4085 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/0:347 state:D stack:0 pid:4085 tgid:4085 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa05d84 r8:00000002 r7:60000113 r6:eaa05d8c r5:8517bc00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:8517bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 r5:851d638c r4:851d6000 r4:851a6e80 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: b2649000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 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) [<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 r5:851b7d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8517d400 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:dff53000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d5f8c r4:851d5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d5f8c r4:851a6f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8517d400 r8:851a6fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851a6f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851a6f80 r8:80287e08 r7:eaa05e60 r6:851bf000 r5:8517d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa0dfb0 to 0xeaa0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b7c80 INFO: task kworker/0:348:4087 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2649000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:349:4088 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/0:349 state:D stack:0 pid:4088 tgid:4088 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa11d84 r8:00000002 r7:60000013 r6:eaa11d8c r5:8517e000 r4:8517e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8517e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851be000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8517e000 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:e00b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d678c r4:851d6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:851bf080 r8:80287e08 r7:eaa05e60 r6:851bf100 r5:8517e000 r4:851b7c80 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eaa09d84 r8:00000002 r7:60000113 r6:eaa09d8c r5:8517ec00 r4:00000000 r4:00000000 r5:851d6b8c r4:851d6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851bf180 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d20: b2f1d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:351:4094 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/0:351 state:D stack:0 pid:4094 tgid:4094 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa19d84 r8:00000002 r7:60000013 r6:eaa19d8c r5:85179800 r4:85179800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85179800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851be200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85179800 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:e0103000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d6f8c r4:851d6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d6f8c r4:851bf280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85179800 r8:851bf2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bf280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bf280 r8:80287e08 r7:eaa09e60 r6:851bf300 r5:85179800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa19fb0 to 0xeaa19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851be100 INFO: task kworker/0:351:4094 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:352:4095 blocked for more than 455 seconds. r4:84a14800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 r4:00000000 r5:851d738c r4:851d7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d738c r4:851bf380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a14800 r8:851bf3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bf380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bf380 r8:80287e08 r7:eaa19e60 r6:851bf400 r5:84a14800 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 r4:851be240 INFO: task kworker/0:352:4095 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b318a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:353:4097 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/0:353 state:D stack:0 pid:4097 tgid:4097 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa21d84 r8:00000002 r7:60000013 r6:eaa21d8c 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:eaa21e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851be700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84843c00 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:e013b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:851d778c r4:851d7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84843c00 r8:851bf4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851be4c0 INFO: task kworker/0:353:4097 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3406000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:354:4099 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/0:354 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:eaa25d84 r8:00000002 r7:60000013 r6:eaa25d8c r5:84843000 r4:84843000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84843000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:851be940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84843000 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:e05c3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d7b8c r4:851d7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d7b8c r4:851bf500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84843000 r8:851bf52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bf500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bf500 r8:80287e08 r7:eaa21e60 r6:8510c180 r5:84843000 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 r4:851be6c0 INFO: task kworker/0:354:4099 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3894000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84845400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 [<804e7788>] (_vm_unmap_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) r5:84b8d78c r4:84b8d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84845400 r8:8510c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8510c200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8510c200 r8:80287e08 r7:e491de60 r6:8510c280 r5:84845400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa1dfb0 to 0xeaa1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851aaf40 INFO: task kworker/1:135:4101 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3894000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:136:4102 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/1:136 state:D stack:0 pid:4102 tgid:4102 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa29d84 r8:00000002 r7:60000113 r6:eaa29d8c r5:84846000 r4:84846000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84846000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aa5c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84846000 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:e05d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8487438c r4:84874000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8487438c r4:8510c300 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8510c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8510c300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8510c300 r8:80287e08 r7:eaa1de60 r6:8510c380 r5:84846000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa29fb0 to 0xeaa29ff8) 9fa0: 00000000 00000000 00000000 00000000 r4:851aaf40 Call trace: r4:00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3fff000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:355:4105 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:355 state:D stack:0 pid:4105 tgid:4105 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa31d84 r8:00000002 r7:60000013 r6:eaa31d8c 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:eaa31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84846c00 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:e085d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851dd38c r4:851dd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851dd38c r4:851bf580 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851bf5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bf580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bf580 r8:80287e08 r7:eaa25e60 r6:8510c400 r5:84846c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa31fb0 to 0xeaa31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:137:4107 blocked for more than 456 seconds. Workqueue: events bpf_prog_free_deferred r4:84844800 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 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:dfc33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:83de3b8c r4:83de3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:83de3b8c r4:8510c480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:8510c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8510c480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8510c480 r8:80287e08 r7:eaa1de60 r6:8510c500 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 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 r4:851aa6c0 INFO: task kworker/1:137:4107 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b45ff000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:356:4109 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/0:356 state:D stack:0 pid:4109 tgid:4109 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84840c00 r4:84840c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84840c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:851beb40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84840c00 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:e05fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d7f8c r4:851d7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d7f8c r4:851bf600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84840c00 r8:851bf62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bf600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bf600 r8:80287e08 r7:eaa31e60 r6:8510c580 r5:84840c00 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 r4:851beb00 INFO: task kworker/0:356:4109 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b45ff000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:357:4110 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/0:357 state:D stack:0 pid:4110 tgid:4110 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa41d84 r8:00000002 r7:60000113 r6:eaa41d8c r5:84842400 r4:84842400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84842400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa41e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bec40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84842400 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:e0627000 r5:851dc38c r4:851dc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84842400 r8:851bf6ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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/0:358 state:D stack:0 pid:4113 tgid:4113 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa49d84 r8:00000002 r7:60000013 r6:eaa49d8c r5:850e8c00 r4:850e8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa49e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bed00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850e8c00 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:e07bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851dc78c r4:851dc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851dc78c r4:851bf700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e8c00 r8:851bf72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bf700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bf700 r8:80287e08 r7:eaa31e60 r6:8510c680 r5:850e8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa49fb0 to 0xeaa49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851bed40 INFO: task kworker/0:358:4113 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b495c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:359:4114 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/0:359 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:eaa4dd84 r8:00000002 r7:60000113 r6:eaa4dd8c r5:850e9800 r4:850e9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa4de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bef80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850e9800 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:e07e1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851dcb8c r4:851dc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851dcb8c r4:851bf780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e9800 r8:851bf7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bf780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bf780 r8:80287e08 r7:eaa31e60 r6:8510c700 r5:850e9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa4dfb0 to 0xeaa4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851bef40 INFO: task kworker/0:359:4114 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b4b26000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:360:4115 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/0:360 state:D stack:0 pid:4115 tgid:4115 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eaa51d8c r5:850ea400 r4:850ea400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850ea400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:851a4f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850ea400 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:e083d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851dcf8c r4:851dcc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851dcf8c r4:851bf800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ea400 r8:851bf82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bf800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bf800 r8:80287e08 r7:eaa31e60 r6:8510c780 r5:850ea400 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 r4:851bef40 INFO: task kworker/0:360:4115 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b4dd9000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:361:4119 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/0:361 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:eaa55d84 r8:00000002 r7:60000113 r6:eaa55d8c r5:850eb000 r4:850eb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850eb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c42c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850eb000 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:e088d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ddb8c r4:851dd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ddb8c r4:851bf880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850eb000 r8:851bf8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bf880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bf880 r8:80287e08 r7:eaa31e60 r6:8510c800 r5:850eb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa55fb0 to 0xeaa55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c4300 INFO: task kworker/0:361:4119 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b4dd9000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:362:4122 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/0:362 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa61d84 r8:00000002 r7:60000113 r6:eaa61d8c r5:850ed400 r4:850ed400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850ed400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa61e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c41c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e086b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851dd78c r4:851dd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851dd78c r4:851bf900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ed400 r8:851bf92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bf900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bf900 r8:80287e08 r7:eaa55e60 r6:8510c880 r5:850ed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa61fb0 to 0xeaa61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c4180 INFO: task kworker/0:362:4122 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b51d1000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:363:4123 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/0:363 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:eaa65d84 r8:00000002 r7:60000013 r6:eaa65d8c r5:850ee000 r4:850ee000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850ee000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850ee000 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:dfa6d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851de38c r4:851de000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851de38c r4:851bf980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ee000 r8:851bf9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bf980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bf980 r8:80287e08 r7:eaa55e60 r6:8510c900 r5:850ee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa65fb0 to 0xeaa65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c4240 INFO: task kworker/0:363:4123 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b51d1000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:364:4124 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:364 state:D stack:0 pid:4124 tgid:4124 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa69d84 r8:00000002 r7:60000013 r6:eaa69d8c r5:850eec00 r4:850eec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850eec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa69e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e08a9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ddf8c r4:851ddc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ddf8c r4:851bfa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850eec00 r8:851bfaac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bfa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bfa80 r8:80287e08 r7:eaa65e60 r6:8510c980 r5:850eec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa69fb0 to 0xeaa69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c4240 INFO: task kworker/0:364:4124 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b51d1000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:365:4128 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/0:365 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:eaa45d84 r8:00000002 r7:60000113 r6:eaa45d8c r5:850ebc00 r4:850ebc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850ebc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa45e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c49c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850ebc00 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:dfecb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851deb8c r4:851de800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851deb8c r4:851bfa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ebc00 r8:851bfa2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bfa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bfa00 r8:80287e08 r7:eaa65e60 r6:8510ca00 r5:850ebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa45fb0 to 0xeaa45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c4600 INFO: task kworker/0:365:4128 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b553f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r4:82ac21e4 r4:e0581dc0 r4:00000000 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:366:4129 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/0:366 state:D stack:0 pid:4129 tgid:4129 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa5dd84 r8:00000002 r7:60000113 r6:eaa5dd8c r5:850ec800 r4:850ec800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850ec800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa5de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c48c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850ec800 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:dfe5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851de78c r4:851de400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851de78c r4:851bfb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ec800 r8:851bfb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bfb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bfb00 r8:80287e08 r7:eaa45e60 r6:8510ca80 r5:850ec800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa5dfb0 to 0xeaa5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c43c0 INFO: task kworker/0:366:4129 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b5795000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e8000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c5a40 r5:84b8c38c r4:84b8c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8510cb00 r8:80287e08 r7:eaa1de60 r6:8510cb80 r5:850e8000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<80287208>] (process_one_work) 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(0xe0581fb0 to 0xe0581ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:139:4133 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/1:139 state:D stack:0 pid:4133 tgid:4133 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa79d84 r8:00000002 r7:60000113 r6:eaa79d8c r5:84841800 r4:84841800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84841800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa79e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520c940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84841800 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:e074d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e1b8c r4:851e1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851e1b8c r4:8510cc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84841800 r8:8510cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8510cc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8510cc00 r8:80287e08 r7:eaa1de60 r6:8510cc80 r5:84841800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa79fb0 to 0xeaa79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c5a80 INFO: task kworker/1:139:4133 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b5afa000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:367:4136 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eaa7dd84 r8:00000002 r7:60000113 r6:eaa7dd8c r5:85079800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 r9:83018005 r8:85079800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 r5:851def8c r4:851dec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:367:4136 is blocked on a mutex likely owned by task kworker/0:221:3758. Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) 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/0:368 state:D stack:0 pid:4138 tgid:4138 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa8dd84 r8:00000002 r7:60000113 r6:eaa8dd8c r5:85078000 r4:85078000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85078000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4c80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85078000 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:e0007000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851df38c r4:851df000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851df38c r4:851bfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85078000 r8:851bfc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bfc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bfc00 r8:80287e08 r7:eaa7de60 r6:8510cd80 r5:85078000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa8dfb0 to 0xeaa8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c4a40 INFO: task kworker/0:368:4138 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b5cdb000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:369:4141 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/0:369 state:D stack:0 pid:4141 tgid:4141 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa99d84 r8:00000002 r7:60000113 r6:eaa99d8c r5:8507bc00 r4:8507bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8507bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa99e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8507bc00 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:e04f3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851dfb8c r4:851df800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851dfb8c r4:851bfc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8507bc00 r8:851bfcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bfc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c4c40 INFO: task kworker/0:369:4141 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b5ff0000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8507a400 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) r5:851df78c r4:851df400 r7:dddced80 r6:83018000 r5:851df78c r4:851bfd00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa9dfb0 to 0xeaa9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c4c40 INFO: task kworker/0:370:4142 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:82ac21e4 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:85183000 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e0b8c r4:851e0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85183000 r8:851bfdac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:372:4146 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/0:372 state:D stack:0 pid:4146 tgid:4146 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85183c00 r4:85183c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85183c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:851c4f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85183c00 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:e0511000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851dff8c r4:851dfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851dff8c r4:851bfe80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85183c00 r8:851bfeac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bfe80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bfe80 r8:80287e08 r7:eaa89e60 r6:851bff00 r5:85183c00 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 r4:851c4c40 INFO: task kworker/0:372:4146 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b66d7000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85184800 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) r5:851e038c r4:851e0000 r10:61c88647 r9:85184800 r8:851bffac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b676f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:374:4150 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/0:374 state:D stack:0 pid:4150 tgid:4150 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaaadd84 r8:00000002 r7:60000013 r6:eaaadd8c r5:85185400 r4:85185400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85185400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520c040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85185400 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:e0555000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:851e078c r4:851e0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e078c r4:851ce080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85185400 r8:851ce0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851ce080 r10:00000000 r9:851ce080 r8:80287e08 r7:eaa89e60 r6:851ce100 r5:85185400 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:375:4152 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/0:375 state:D stack:0 pid:4152 tgid:4152 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaaa5d84 r8:00000002 r7:60000013 r6:eaaa5d8c r5:85186000 r4:85186000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85186000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520c500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85186000 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:e06d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e138c r4:851e1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e138c r4:851ce180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85186000 r8:851ce1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851ce180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ce180 r8:80287e08 r7:eaa89e60 r6:851ce200 r5:85186000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8520c4c0 INFO: task kworker/0:375:4152 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:00000000 r5:00001000 r4:dfab3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:376:4154 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:376 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eaab1d8c r5:85186c00 r4:85186c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85186c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8520c380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85186c00 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:e068b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e0f8c r4:851e0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e0f8c r4:851ce280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85186c00 r8:851ce2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851ce280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ce280 r8:80287e08 r7:eaaa5e60 r6:851ce300 r5:85186c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaab1fb0 to 0xeaab1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8520c340 INFO: task kworker/0:376:4154 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b6e61000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:377:4157 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/0:377 state:D stack:0 pid:4157 tgid:4157 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:eaab9d84 r8:00000002 r7:60000113 r6:eaab9d8c r5:85180000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520c9c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85180000 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:e0761000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e1f8c r4:851e1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e1f8c r4:851ce380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85180000 r8:851ce3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851ce380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ce380 r8:80287e08 r7:eaaa5e60 r6:851ce400 r5:85180000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaab9fb0 to 0xeaab9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8520c440 INFO: task kworker/0:377:4157 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b6f62000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:378:4158 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/0:378 state:D stack:0 pid:4158 tgid:4158 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaac5d84 r8:00000002 r7:60000113 r6:eaac5d8c r5:8507d400 r4:8507d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8507d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520c680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8507d400 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:e0729000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e178c r4:851e1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e178c r4:851ce480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8507d400 r8:851ce4ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:851ce480 r8:80287e08 r7:eaab9e60 r6:8510cf00 r5:8507d400 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8520c5c0 INFO: task kworker/0:378:4158 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b72e7000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:140:4160 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/1:140 state:D stack:0 pid:4160 tgid:4160 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaac1d84 r8:00000002 r7:60000113 r6:eaac1d8c r5:8507c800 r4:8507c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8507c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520ef80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8507c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b8c78c r4:84b8c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b8c78c r4:8510cf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8507c800 r8:8510cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8510cf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8510cf80 r8:80287e08 r7:eaa1de60 r6:8521b000 r5:8507c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaac1fb0 to 0xeaac1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8520e500 INFO: task kworker/1:140:4160 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b758d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:379:4162 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/0:379 state:D stack:0 pid:4162 tgid:4162 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaac9d84 r8:00000002 r7:60000013 r6:eaac9d8c r5:8507e000 r4:8507e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8507e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520cc00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8507e000 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:e0791000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e278c r4:851e2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e278c r4:851ce500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8507e000 r8:851ce52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851ce500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ce500 r8:80287e08 r7:eaab9e60 r6:8521b080 r5:8507e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaac9fb0 to 0xeaac9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8520c980 INFO: task kworker/0:379:4162 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b758d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:380:4165 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/0:380 state:D stack:0 pid:4165 tgid:4165 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:eaad5d8c r5:85078c00 r4:85078c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85078c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8520ca80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85078c00 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:e077b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e238c r4:851e2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e238c r4:851ce580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85078c00 r8:851ce5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851ce580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ce580 r8:80287e08 r7:eaac9e60 r6:8521b100 r5:85078c00 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 r4:8520cac0 INFO: task kworker/0:380:4165 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b7764000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:381:4166 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/0:381 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:eaad9d84 r8:00000002 r7:60000013 r6:eaad9d8c 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:eaad9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520cfc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850c0000 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:e08bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e338c r4:851e3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e338c r4:851ce600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850c0000 r8:851ce62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851ce600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ce600 r8:80287e08 r7:eaac9e60 r6:8521b180 r5:850c0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaad9fb0 to 0xeaad9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8520cb80 INFO: task kworker/0:381:4166 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b7ab2000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:382:4167 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/0:382 state:D stack:0 pid:4167 tgid:4167 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaabdd84 r8:00000002 r7:60000013 r6:eaabdd8c r5:85182400 r4:85182400 [<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) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:851e2b8c r4:851e2800 r7:dddced80 r6:83018000 r5:851e2b8c r4:851ce680 r4:00000001 r4:8520ce80 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:383:4169 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/0:383 state:D stack:0 pid:4169 tgid:4169 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85180c00 r4:85180c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85180c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:384:4173 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:384 state:D stack:0 pid:4173 tgid:4173 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaae1d84 r8:00000002 r7:60000113 r6:eaae1d8c r5:85181800 r4:85181800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85181800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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:eaae1e08 r5:851e3b8c r4:851e3800 [<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) Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:e0581dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8517c800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:851e378c r4:851e3400 [<80287208>] (process_one_work) from [<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 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Not tainted 6.15.0-rc7-syzkaller #0 r5:84518000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae9e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:851e3f8c r4:851cea80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84518000 r8:851ceaac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851cea80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851cea80 r8:80287e08 r7:eaae1e60 r6:851ceb00 r5:84518000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaae9fb0 to 0xeaae9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85222180 INFO: task kworker/0:386:4177 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b83a3000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222740 r5:851ec78c r4:851ec400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ec78c r4:851ceb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84518c00 r8:851cebac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851ceb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ceb80 r8:80287e08 r7:eaae9e60 r6:851cec00 r5:84518c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaab5fb0 to 0xeaab5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85222180 INFO: task kworker/0:387:4178 is blocked on a mutex likely owned by task kworker/0:221:3758. r4:00000000 [<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) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf5e08 r5:00001000 r4:e4977000 r5:851ec38c r4:851ec000 [<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) Call trace: 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eaaf1d84 r8:00000002 r7:60000013 r6:eaaf1d8c r5:8451a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8451a400 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:e8997000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ecb8c r4:851ec800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ecb8c r4:851ced80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8451a400 r8:851cedac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851ced80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ced80 r8:80287e08 r7:eaab5e60 r6:851cee00 r5:8451a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaaf1fb0 to 0xeaaf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85222700 INFO: task kworker/0:389:4182 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b84d5000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:390:4183 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/0:390 state:D stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:8451bc00 r4:8451bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8451bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ecf8c r4:851ecc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ecf8c r4:851cee80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8451bc00 r8:851ceeac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851cee80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851cee80 r8:80287e08 r7:eaaf1e60 r6:851cef00 r5:8451bc00 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 r4:852228c0 INFO: task kworker/0:390:4183 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b875e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_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:dfab3000 [<80287208>] (process_one_work) 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(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:8451d400 [<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 r5:85222dc0 r5:00001000 r4:e89c7000 r5:851ed38c r4:851ed000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ed38c r4:851cef80 r10:61c88647 r9:8451d400 r8:851cefac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:851cef80 r8:80287e08 r7:eaaf9e60 r6:8522a000 r5:8451d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab01fb0 to 0xeab01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85222a80 INFO: task kworker/0:391:4185 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b8b30000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 r10:8291a684 r9:eaafdd84 r8:00000002 r7:60000113 r6:eaafdd8c r5:850c0c00 [<804e7788>] (_vm_unmap_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) r5:84b8cb8c r4:84b8c800 r10:61c88647 r9:850c0c00 r8:8521b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 r4:00000000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 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:eab0de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9c3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851eeb8c r4:851ee800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851eeb8c r4:8522a080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850c3000 r8:8522a0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8522a080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8522a080 r8:80287e08 r7:eab01e60 r6:8521b300 r5:850c3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab0dfb0 to 0xeab0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85222d80 INFO: task kworker/0:392:4190 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8509db40 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:eab09d84 r8:00000002 r7:60000013 r6:eab09d8c r5:850c3c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab09e08 [<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) r10:61c88647 r9:850c3c00 r8:8522a12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8522a100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8522a100 r8:80287e08 r7:eab0de60 r6:8521b380 r5:850c3c00 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 r4:85222d80 INFO: task kworker/0:393:4191 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b921a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:8509db40 task:kworker/1:142 state:D stack:0 pid:4194 tgid:4194 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:850c4800 [<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) r5:00001000 r4:eac0d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f978c r4:851f9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851f978c r4:8521b400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850c4800 r8:8521b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8521b400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521b400 r8:80287e08 r7:eaa1de60 r6:8521b480 r5:850c4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab21fb0 to 0xeab21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8520e480 INFO: task kworker/1:142:4194 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b921a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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) 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) [<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(0xeab29fb0 to 0xeab29ff8) r4:85222e80 Exception stack(0xe0581d28 to 0xe0581d70) r4:e0581dc0 r5:00001000 r4:dfab3000 r4:8509f580 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) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:851edf8c r4:851edc00 r10:00000000 r9:8522a200 r8:80287e08 r7:eab0de60 r6:8521b580 r5:850c2400 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:00000000 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:396:4199 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/0:396 state:D stack:0 pid:4199 tgid:4199 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab39d84 r8:00000002 r7:60000113 r6:eab39d8c 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:eab39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852301c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850c1800 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:eab3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ee38c r4:851ee000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ee38c r4:8522a280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850c1800 r8:8522a2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8522a280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8522a280 r8:80287e08 r7:eab0de60 r6:8521b600 r5:850c1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab39fb0 to 0xeab39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852300c0 INFO: task kworker/0:396:4199 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 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) [<804e7788>] (_vm_unmap_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 r9:850c6c00 r8:8522a32c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509db40 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab59e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850c5400 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:dfac1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851eef8c r4:851eec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851eef8c r4:8522a380 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8522a3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8522a380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8522a380 r8:80287e08 r7:eab0de60 r6:8521b700 r5:850c5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab59fb0 to 0xeab59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85230680 INFO: task kworker/0:398:4204 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b9df4000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/0:399:4206 blocked for more than 456 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) r4:00000001 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r5:00001000 r4:dfb5d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ba34f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:401:4210 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/0:401 state:D stack:0 pid:4210 tgid:4210 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab71d84 r8:00000002 r7:60000113 r6:eab71d8c r5:85288000 r4:85288000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85288000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab71e08 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8522a500 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Not tainted 6.15.0-rc7-syzkaller #0 task:kworker/0:402 state:D stack:0 pid:4211 tgid:4211 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab05d84 r8:00000002 r7:60000013 r6:eab05d8c r5:8451c800 r4:8451c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8451c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8451c800 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: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) r5:851efb8c r4:851ef800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851efb8c r4:8522a580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8451c800 r8:8522a5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 r4:852307c0 1d20: ba5de000 ed76b000 00000001 80239b98 7f16f000 00000001 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:403:4214 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:403 state:D stack:0 pid:4214 tgid:4214 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab6dd84 r8:00000002 r7:60000113 r6:eab6dd8c r5:8451e000 r4:8451e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8451e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 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) r5:851f438c r4:851f4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f438c r4:8522a680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8451e000 r8:8522a6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8522a680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8522a680 r8:80287e08 r7:eab71e60 r6:8522a700 r5:8451e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab6dfb0 to 0xeab6dff8) r4:85230d00 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred r4:00000000 r5:00001000 r4:e0157000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Workqueue: events bpf_prog_free_deferred r5:80070013 r4:80239bb0 r4:00000000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 1fa0: 00000000 00000000 00000000 00000000 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:405:4217 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/0:405 state:D stack:0 pid:4217 tgid:4217 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab11d84 r8:00000002 r7:60000113 r6:eab11d8c r5:8451b000 r4:8451b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8451b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8451b000 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:e00c5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f478c r4:851f4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f478c r4:8522a880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8451b000 r8:8522a8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8522a880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8522a880 r8:80287e08 r7:eab75e60 r6:8522a900 r5:8451b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab11fb0 to 0xeab11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85230b40 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 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) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:407:4222 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/0:407 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:eab85d84 r8:00000002 r7:60000113 r6:eab85d8c r5:84890c00 r4:84890c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84890c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab85e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222a40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84890c00 r8:8522aaac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84891800 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f91c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:851f578c r4:8522ab80 Exception stack(0xeab89fb0 to 0xeab89ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:8502638c r4:85026000 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r5:84893000 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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r5:8502638c r4:85026000 1fa0: 00000000 00000000 00000000 00000000 r5:8528bc00 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) r5:851f5b8c r4:851f5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f5b8c r4:8522ad80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8528bc00 r8:8522adac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8522ad80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8522ad80 r8:80287e08 r7:eab81e60 r6:8521b900 r5:8528bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab91fb0 to 0xeab91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852f92c0 INFO: task kworker/0:410:4227 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: bba83000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:411 state:D stack:0 pid:4230 tgid:4230 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 r9:8528a400 r8:8522ae2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852f9240 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:412:4232 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/0:412 state:D stack:0 pid:4232 tgid:4232 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8522ae80 r8:80287e08 r7:eab95e60 r6:8521ba00 r5:8528c800 Call trace: r5:80070013 r4:80239bb0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:8528d400 r4:8291a680 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8522af00 r8:80287e08 r7:eab8de60 r6:8521ba80 r5:8528d400 Call trace: [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/0:414:4237 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/0:414 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:eaba1d84 r8:00000002 r7:60000113 r6:eaba1d8c r5:8528e000 r4:8528e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8528e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8528e000 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:e08a1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f6f8c r4:851f6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f6f8c r4:8522af80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8528e000 r8:8522afac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8522af80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8522af80 r8:80287e08 r7:eab8de60 r6:8521bb00 r5:8528e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaba1fb0 to 0xeaba1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852f9940 INFO: task kworker/0:414:4237 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: bc3fd000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 1fa0: 00000000 00000000 00000000 00000000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) r10:61c88647 r9:8507ec00 r8:8521402c r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: bc3fd000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:416:4242 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:416 state:D stack:0 pid:4242 tgid:4242 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabb9d84 r8:00000002 r7:60000113 r6:eabb9d8c r5:8528ec00 r4:8528ec00 [<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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9c80 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85214080 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0581d28 to 0xe0581d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Not tainted 6.15.0-rc7-syzkaller #0 r4:85290000 [<81a56894>] (__mutex_lock.constprop.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 r5:85304000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85290000 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:eabe1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f878c r4:851f8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f878c r4:85214100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85290000 r8:8521412c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85214100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85214100 r8:80287e08 r7:eabb9e60 r6:8521bc80 r5:85290000 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 r4:852f9cc0 INFO: task kworker/0:417:4243 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: bc810000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:8502638c r4:85026000 Exception stack(0xe0581fb0 to 0xe0581ff8) 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) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) Exception stack(0xe0581fb0 to 0xe0581ff8) [<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) r10:00000000 r9:85214200 r8:80287e08 r7:eabbde60 r6:8521bd80 r5:85292400 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0581dc0 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:420:4248 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:420 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:eabe5d84 r8:00000002 r7:60000013 r6:eabe5d8c r5:85291800 r4:85291800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85291800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85291800 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:eabdb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f838c r4:851f8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f838c r4:85214280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85291800 r8:852142ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85214280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85214280 r8:80287e08 r7:eabbde60 r6:8521be00 r5:85291800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabe5fb0 to 0xeabe5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852f9780 INFO: task kworker/0:420:4248 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: bce7c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:eabf1d84 r8:00000002 r7:60000013 r6:eabf1d8c r5:85293000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 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) r5:851f8f8c r4:851f8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85214300 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:82ac21e4 r4:e0581dc0 r4:00000000 r5:00001000 r4:dfab3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:422:4252 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/0:422 state:D stack:0 pid:4252 tgid:4252 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab99d84 r8:00000002 r7:60000113 r6:eab99d8c r5:84893c00 r4:84893c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84893c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84893c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabf7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f8b8c r4:851f8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f8b8c r4:85214380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84893c00 r8:852143ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85214380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85214380 r8:80287e08 r7:eabf1e60 r6:85214400 r5:84893c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab99fb0 to 0xeab99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853042c0 INFO: task kworker/0:422:4252 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: bd5ba000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:423:4254 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:423 state:D stack:0 pid:4254 tgid:4254 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaba5d84 r8:00000002 r7:60000113 r6:eaba5d8c r5:84895400 r4:84895400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84895400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84895400 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:eac07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f938c r4:851f9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f938c r4:85214480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84895400 r8:852144ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85214480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85214480 r8:80287e08 r7:eabf1e60 r6:85214500 r5:84895400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaba5fb0 to 0xeaba5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853043c0 INFO: task kworker/0:423:4254 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: bdb86000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:424:4257 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/0:424 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:eac15d84 r8:00000002 r7:60000013 r6:eac15d8c r5:85295400 r4:85295400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85295400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:851f9f8c r4:85214580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85214580 r8:80287e08 r7:eaba5e60 r6:8521bf00 r5:85295400 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 r4:853044c0 INFO: task kworker/0:424:4257 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 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(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<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:eac01d84 r8:00000002 r7:60000113 r6:eac01d8c r5:84896000 [<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) r5:851f9b8c r4:851f9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85214600 r8:80287e08 r7:eac15e60 r6:85214680 r5:84896000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 INFO: task kworker/1:143:4262 blocked for more than 457 seconds. r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85296000 r8:8521bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8521bf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521bf80 r8:80287e08 r7:eaa1de60 r6:85313000 r5:85296000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac2dfb0 to 0xeac2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85300a80 INFO: task kworker/1:143:4262 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: be06a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:426:4264 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/0:426 state:D stack:0 pid:4264 tgid:4264 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__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:eac41e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85293c00 r8:8521472c r7:82804d40 r6:dddced80 r5:dddceda0 Call trace: [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfab3000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:427:4266 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:427 state:D stack:0 pid:4266 tgid:4266 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85294800 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) r7:dddced80 r6:83018000 r5:851fab8c r4:85214780 r10:00000000 r9:85214780 r8:80287e08 r7:eac41e60 r6:85313100 r5:85294800 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: be4f0000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 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:eac47000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:429:4269 blocked for more than 457 seconds. r5:85296c00 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) 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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: bf1c8000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:144:4272 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/1:144 state:D stack:0 pid:4272 tgid:4272 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:eac11d8c r5:85298000 r4:85298000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85298000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85300340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85298000 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:eac69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b8db8c r4:84b8d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85298000 r8:853132ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85300480 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r4:00000000 r5:8502638c r4:85026000 r4:00000001 r4:8509db40 r10:8291a684 r9:eac55d84 r8:00000002 r7:60000113 r6:eac55d8c r5:85298c00 [<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 r9:85298c00 r8:8521492c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:145:4275 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/1:145 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac71d84 r8:00000002 r7:60000113 r6:eac71d8c r5:85299800 r4:85299800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85299800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac71e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85317000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85299800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [<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) r5:84b8df8c r4:84b8dc00 [<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) Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r4:00000000 r5:00001000 r4:dfab3000 r10:61c88647 r9:84beec00 r8:8509f5ac 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) [<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 r9:8529a400 r8:8531352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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 r5:85392b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8529b000 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: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) r5:84b8f78c r4:84b8f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b8f78c r4:85313600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8529b000 r8:8531362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85313600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85313600 r8:80287e08 r7:eac29e60 r6:85313680 r5:8529b000 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 r4:85317180 INFO: task kworker/1:147:4279 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: bf8e7000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:431:4281 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/0:431 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:eac91d84 r8:00000002 r7:60000113 r6:eac91d8c r5:8529bc00 r4:8529bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8529bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530e000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:851fb38c r4:851fb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85214980 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:431:4281 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: bfb18000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 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 r5:85321000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8529d400 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:e0683000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85205f8c r4:85205c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85205f8c r4:85313780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8529d400 r8:853137ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85313780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85313780 r8:80287e08 r7:eac7de60 r6:85313800 r5:8529d400 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 r4:85317440 INFO: task kworker/1:148:4283 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: bfe92000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<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 1fe0: 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) r9:83018005 r8:8529c800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 r5:851fbf8c r4:851fbc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8529c800 r8:85214a2c r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:433:4286 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/0:433 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:eacb1d84 r8:00000002 r7:60000013 r6:eacb1d8c r5:8529ec00 r4:8529ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8529ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8530e2c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8529ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaca1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851fbb8c r4:851fb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851fbb8c r4:85214a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8529ec00 r8:85214aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85214a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85214a80 r8:80287e08 r7:eacade60 r6:85313900 r5:8529ec00 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 r4:8530e100 INFO: task kworker/0:433:4286 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c00d8000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<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 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:434:4289 blocked for more than 457 seconds. Workqueue: events bpf_prog_free_deferred r4:852a1800 r5:852a1800 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530e740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852a1800 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:dfe97000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85204b8c r4:85204800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85204b8c r4:85214b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852a1800 r8:85214b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85214b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85214b00 r8:80287e08 r7:eacade60 r6:85313980 r5:852a1800 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 r4:8530e640 INFO: task kworker/0:434:4289 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c00d8000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:435:4290 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/0:435 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:852a0000 r4:852a0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8530e500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852a0000 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:dfc13000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520438c r4:85204000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520438c r4:85214b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852a0000 r8:85214bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85214b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85214b80 r8:80287e08 r7:eacb9e60 r6:85313a00 r5:852a0000 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 r4:8530e3c0 INFO: task kworker/0:435:4290 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c040a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:436:4292 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/0:436 state:D stack:0 pid:4292 tgid:4292 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eacc5d8c r5:852a3000 r4:852a3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530e680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852a3000 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:dfccd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520478c r4:85204400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520478c r4:85214c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852a3000 r8:85214c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85214c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85214c00 r8:80287e08 r7:eacb9e60 r6:85313a80 r5:852a3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacc5fb0 to 0xeacc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 INFO: task kworker/0:436:4292 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c040a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:437:4294 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/0:437 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:eac85d84 r8:00000002 r7:60000113 r6:eac85d8c r5:84896c00 r4:84896c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84896c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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:eac85e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530e940 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85204f8c r4:85204c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85204f8c r4:85214c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84896c00 r8:85214cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85214c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85214c80 r8:80287e08 r7:eacb9e60 r6:85214d00 r5:84896c00 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 r4:8530e5c0 INFO: task kworker/0:437:4294 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c09a6000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:438:4297 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/0:438 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:eacc9d84 r8:00000002 r7:60000013 r6:eacc9d8c r5:84892400 r4:84892400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84892400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530ea40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84892400 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:e0177000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520538c r4:85205000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520538c r4:85214d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84892400 r8:85214dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85214d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85214d80 r8:80287e08 r7:eac85e60 r6:85214e00 r5:84892400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacc9fb0 to 0xeacc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e880 INFO: task kworker/0:438:4297 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c09a6000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:439:4298 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/0:439 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84894800 r4:84894800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84894800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8530ec00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84894800 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:e04fb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520578c r4:85205400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520578c r4:85214e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84894800 r8:85214eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85214e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85214e80 r8:80287e08 r7:eacc9e60 r6:85214f00 r5:84894800 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 r4:8530e880 INFO: task kworker/0:439:4298 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c09a6000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:440:4301 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/0:440 state:D stack:0 pid:4301 tgid:4301 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eacd5d8c r5:8507b000 r4:8507b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8507b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8530ecc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8507b000 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:e0525000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85205b8c r4:85205800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85205b8c r4:85214f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8507b000 r8:85214fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85214f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85214f80 r8:80287e08 r7:eacd1e60 r6:85324000 r5:8507b000 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 r4:8530ebc0 INFO: task kworker/0:440:4301 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c0e05000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:441:4303 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/0:441 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84888c00 r4:84888c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84888c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85321280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84888c00 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:e071b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520638c r4:85206000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520638c r4:85324080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84888c00 r8:853240ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324080 r8:80287e08 r7:eacd5e60 r6:85324100 r5:84888c00 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 r4:8530ed00 INFO: task kworker/0:441:4303 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c141c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:442:4304 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/0:442 state:D stack:0 pid:4304 tgid:4304 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacddd84 r8:00000002 r7:60000113 r6:eacddd8c r5:84889800 r4:84889800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84889800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84889800 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:e078f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85206f8c r4:85206c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85206f8c r4:85324180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84889800 r8:853241ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324180 r8:80287e08 r7:eac99e60 r6:85324200 r5:84889800 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 r4:8530ef00 INFO: task kworker/0:442:4304 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c1a3f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:149:4307 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/1:149 state:D stack:0 pid:4307 tgid:4307 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eace9d84 r8:00000002 r7:60000113 r6:eace9d8c r5:8488b000 r4:8488b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85317d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8488b000 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:e0747000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520678c r4:85206400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8520678c r4:85313b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488b000 r8:85313b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85313b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85313b00 r8:80287e08 r7:eac7de60 r6:85324280 r5:8488b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeace9fb0 to 0xeace9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85317fc0 INFO: task kworker/1:149:4307 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c1a3f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:443:4309 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/0:443 state:D stack:0 pid:4309 tgid:4309 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacedd84 r8:00000002 r7:60000013 r6:eacedd8c r5:84888000 r4:84888000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84888000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84888000 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:e0773000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85206b8c r4:85206800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85206b8c r4:85324300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84888000 r8:8532432c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324300 r8:80287e08 r7:eacdde60 r6:85324380 r5:84888000 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 r4:85321580 INFO: task kworker/0:443:4309 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c1a3f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:150:4311 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/1:150 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:eacd9d84 r8:00000002 r7:60000113 r6:eacd9d8c r5:852a2400 r4:852a2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85333fc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852a2400 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:ead99000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b8eb8c r4:84b8e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b8eb8c r4:85313b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852a2400 r8:85313bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85313b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85313b80 r8:80287e08 r7:eac7de60 r6:85313c00 r5:852a2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacd9fb0 to 0xeacd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85317d80 INFO: task kworker/1:150:4311 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c1a3f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:444:4314 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:444 state:D stack:0 pid:4314 tgid:4314 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacf1d84 r8:00000002 r7:60000013 r6:eacf1d8c r5:8488a400 r4:8488a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8488a400 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:e08bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520778c r4:85207400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520778c r4:85324400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488a400 r8:8532442c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324400 r8:80287e08 r7:eacdde60 r6:85324480 r5:8488a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacf1fb0 to 0xeacf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85321940 INFO: task kworker/0:444:4314 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c1ec6000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:445:4316 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/0:445 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:eacf5d84 r8:00000002 r7:60000013 r6:eacf5d8c r5:8488c800 r4:8488c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85321a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8488c800 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:e07ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520738c r4:85207000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520738c r4:85324500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488c800 r8:8532452c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324500 r8:80287e08 r7:eacf1e60 r6:85324580 r5:8488c800 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 r4:85321940 INFO: task kworker/0:445:4316 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c2173000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<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) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:446 state:D stack:0 pid:4318 tgid:4318 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85207b8c r4:85324600 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r5:00001000 r4:dfab3000 r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:447:4320 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/0:447 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:ead05d84 r8:00000002 r7:60000013 r6:ead05d8c r5:8488e000 r4:8488e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8488e000 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:e4963000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85207f8c r4:85207c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85207f8c r4:85324700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488e000 r8:8532472c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324700 r8:80287e08 r7:eacf9e60 r6:85324780 r5:8488e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead05fb0 to 0xead05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85321cc0 INFO: task kworker/0:447:4320 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c25d5000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:448:4322 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/0:448 state:D stack:0 pid:4322 tgid:4322 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead09d84 r8:00000002 r7:60000113 r6:ead09d8c r5:8488ec00 r4:8488ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+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 [<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) r5:8533478c r4:85334400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8533478c r4:85324800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488ec00 r8:8532482c r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 r4:85321dc0 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r5:00001000 r4:dfab3000 r5:8502638c r4:85026000 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r5:852d0000 r4:8291a680 r4:00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321080 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852d0000 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:e8981000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8533438c r4:85334000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8533438c r4:85324900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d0000 r8:8532492c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324900 r8:80287e08 r7:ead09e60 r6:85324980 r5:852d0000 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 r4:85321400 INFO: task kworker/0:449:4324 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c295e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:450:4325 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/0:450 state:D stack:0 pid:4325 tgid:4325 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead11d84 r8:00000002 r7:60000113 r6:ead11d8c r5:852d0c00 r4:852d0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead11e08 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) [<80287208>] (process_one_work) 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/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 r5:00001000 r4:e89bf000 r5:85334f8c r4:85334c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:452:4330 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/0:452 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:ead19d84 r8:00000002 r7:60000013 r6:ead19d8c r5:852d2400 r4:852d2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8532d480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852d2400 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:e89e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8533538c r4:85335000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8533538c r4:85324c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d2400 r8:85324c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324c00 r8:80287e08 r7:ead0de60 r6:85324c80 r5:852d2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead19fb0 to 0xead19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532d300 INFO: task kworker/0:452:4330 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c2f02000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:453:4332 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:453 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:ead1dd8c r5:852d3000 r4:852d3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8532d840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852d3000 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:eaa93000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85335b8c r4:85335800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85335b8c r4:85324d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:85324d00 r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<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 task:kworker/0:454 state:D stack:0 pid:4334 tgid:4334 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:852d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 r5:8533578c r4:85335400 r7:dddced80 r6:83018000 r5:8533578c r4:85324e00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:455:4336 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/0:455 state:D stack:0 pid:4336 tgid:4336 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead25d84 r8:00000002 r7:60000113 r6:ead25d8c r5:852d4800 r4:852d4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532db40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852d4800 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:eab13000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8533638c r4:85336000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8533638c r4:85324f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d4800 r8:85324f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324f00 r8:80287e08 r7:ead1de60 r6:85324f80 r5:852d4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead25fb0 to 0xead25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532d800 INFO: task kworker/0:455:4336 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c3e76000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r4:82ac21e4 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r4:8509f580 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:852d5400 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) r5:85335f8c r4:85335c00 r10:00000000 r9:85374000 r8:80287e08 r7:ead25e60 r6:85374080 r5:852d5400 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:00001000 r4:dfab3000 r4:00000001 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/0:457 state:D stack:0 pid:4340 tgid:4340 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead2dd84 r8:00000002 r7:60000113 r6:ead2dd8c r5:852d6000 r4:852d6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532dc00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852d6000 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: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) r5:8533678c r4:85336400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8533678c r4:85374100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d6000 r8:8537412c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374100 r8:80287e08 r7:ead25e60 r6:85374180 r5:852d6000 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 r4:8532db00 INFO: task kworker/0:457:4340 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c41f3000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:458:4342 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/0:458 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead31d84 r8:00000002 r7:60000113 r6:ead31d8c r5:852d6c00 r4:852d6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532dd80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852d6c00 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:eab2b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85336b8c r4:85336800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85336b8c r4:85374200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d6c00 r8:8537422c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374200 r8:80287e08 r7:ead2de60 r6:85374280 r5:852d6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead31fb0 to 0xead31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532dc40 INFO: task kworker/0:458:4342 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<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) r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84868000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 r5:00001000 r4:eab35000 r5:85336f8c r4:85336c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85336f8c r4:85374300 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8537432c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374300 r8:80287e08 r7:ead31e60 r6:85374380 r5:84868000 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 r4:85321500 INFO: task kworker/0:459:4345 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c4701000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:460:4346 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/0:460 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:ead39d84 r8:00000002 r7:60000113 r6:ead39d8c 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:ead39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537d040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84868c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab47000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8533738c r4:85337000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8533738c r4:85374400 [<80287208>] (process_one_work) 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) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:e0581dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 1fa0: 00000000 00000000 00000000 00000000 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:4349 tgid:4349 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead3dd84 r8:00000002 r7:60000013 r6:ead3dd8c 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:ead3de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537d140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84869800 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:eacfb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8533778c r4:85337400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8533778c r4:85374500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84869800 r8:8537452c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374500 r8:80287e08 r7:ead39e60 r6:85374580 r5:84869800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead3dfb0 to 0xead3dff8) dfa0: 00000000 00000000 00000000 00000000 Call trace: 1d60: 80230ad0 80239bb0 80070013 ffffffff [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 1fa0: 00000000 00000000 00000000 00000000 r4:8486a400 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8534038c r4:85340000 r10:61c88647 r9:8486a400 r8:8537462c r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead41fb0 to 0xead41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8537d100 INFO: task kworker/0:462:4350 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c526c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 r5:00001000 r4:dfab3000 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:463:4353 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/0:463 state:D stack:0 pid:4353 tgid:4353 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead49d84 r8:00000002 r7:60000113 r6:ead49d8c r5:8486b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 r5:85337b8c r4:85337800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85374700 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:464:4354 blocked for more than 458 seconds. Workqueue: events bpf_prog_free_deferred r5:8486bc00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85337f8c r4:85337c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85374800 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:465:4355 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/0:465 state:D stack:0 pid:4355 tgid:4355 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead15d84 r8:00000002 r7:60000013 r6:ead15d8c r5:8486c800 r4:8486c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8486c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85340b8c r4:85340800 r4:00000001 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) INFO: task kworker/0:466:4358 blocked for more than 458 seconds. [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r7:dddced80 r6:83018000 r5:8534078c r4:85374a00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c5c4f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:00000000 r9:83018005 r8:8486e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 r5:85340f8c r4:85340c00 r10:00000000 r9:85374b00 r8:80287e08 r7:ead15e60 r6:85374b80 r5:8486e000 Call trace: r5:80070013 r4:80239bb0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 1fa0: 00000000 00000000 00000000 00000000 r5:852a6000 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) r5:85341f8c r4:85341c00 r10:61c88647 r9:852a6000 r8:85374c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374c00 r8:80287e08 r7:ead79e60 r6:85313c80 r5:852a6000 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 r4:8537d9c0 INFO: task kworker/0:468:4362 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c6337000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Not tainted 6.15.0-rc7-syzkaller #0 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead91e08 r5:8534138c r4:85341000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85374c80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r5:00001000 r4:dfab3000 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 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:470:4365 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/0:470 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead9dd84 r8:00000002 r7:60000013 r6:ead9dd8c r5:852a6c00 r4:852a6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537ddc0 r4:00000000 r9:83018005 r8:852a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 r5:8534178c r4:85341400 r4:00000001 INFO: task kworker/0:470:4365 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c6337000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:471:4367 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/0:471 state:D stack:0 pid:4367 tgid:4367 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead85d84 r8:00000002 r7:60000013 r6:ead85d8c r5:852a5400 r4:852a5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83ce1c80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85341b8c r4:85341800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85341b8c r4:85374d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852a5400 r8:85374dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374d80 r8:80287e08 r7:ead8de60 r6:85313e00 r5:852a5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead85fb0 to 0xead85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8537d9c0 INFO: task kworker/0:471:4367 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c6337000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:dfab3000 [<80287208>] (process_one_work) 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 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:852a4800 r4:8291a680 [<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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85333900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852a4800 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: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) r5:84b8ef8c r4:84b8ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b8ef8c r4:85313e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852a4800 r8:85313eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85313e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85313e80 r8:80287e08 r7:eac7de60 r6:85313f00 r5:852a4800 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 r4:85333f80 INFO: task kworker/1:151:4368 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c678f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:472:4373 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/0:472 state:D stack:0 pid:4373 tgid:4373 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead71d84 r8:00000002 r7:60000013 r6:ead71d8c r5:852a0c00 r4:852a0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852a0c00 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:dfdbf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534278c r4:85342400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8534278c r4:85374e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852a0c00 r8:85374e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374e00 r8:80287e08 r7:ead8de60 r6:85313f80 r5:852a0c00 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:8509db40 Call trace: r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8529e000 r8:85374eac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:474:4377 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/0:474 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:eabcdd84 r8:00000002 r7:60000113 r6:eabcdd8c 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:eabcde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853885c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852c8000 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:e00d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85342f8c r4:85342c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85342f8c r4:85374f00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85374f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374f00 r8:80287e08 r7:ead71e60 r6:8538b080 r5:852c8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabcdfb0 to 0xeabcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85388280 INFO: task kworker/0:474:4377 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 Exception stack(0xe0581d28 to 0xe0581d70) r4:e0581dc0 r5:00001000 r4:dfab3000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8509db40 task:kworker/0:475 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:85342b8c r4:85374f80 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d20: c6fb9000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:00000000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852c8c00 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:e0621000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85343f8c r4:85343c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85343f8c r4:85393080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c8c00 r8:853930ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85393080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85393080 r8:80287e08 r7:eabcde60 r6:8538b180 r5:852c8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadb5fb0 to 0xeadb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85388540 INFO: task kworker/0:476:4381 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c7212000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 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) r5:8534338c r4:85343000 r4:85393000 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:478:4384 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/0:478 state:D stack:0 pid:4384 tgid:4384 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadc1d84 r8:00000002 r7:60000113 r6:eadc1d8c 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:eadc1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852ca400 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:e0545000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534378c r4:85343400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8534378c r4:85393180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:853931ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85393180 r10:00000000 r9:85393180 r8:80287e08 r7:eadb5e60 r6:8538b280 r5:852ca400 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Not tainted 6.15.0-rc7-syzkaller #0 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 r5:85343b8c r4:85343800 r10:61c88647 r9:852e0000 r8:8539312c r7:82804d40 r6:dddced80 r5:dddceda0 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c7924000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8534438c r4:85344000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fa0: 00000000 00000000 00000000 00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r5:8502638c r4:85026000 Exception stack(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:481 state:D stack:0 pid:4391 tgid:4391 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab51d84 r8:00000002 r7:60000013 r6:eab51d8c r5:852e3000 r4:852e3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852e3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388f40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85344b8c r4:85344800 r10:61c88647 r9:852e3000 r8:853933ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8509db40 r10:8291a684 r9:eadd5d84 r8:00000002 r7:60000013 r6:eadd5d8c r5:852e3c00 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:8534478c r4:85393480 r4:85388d40 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:483:4395 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/0:483 state:D stack:0 pid:4395 tgid:4395 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eadd1d8c r5:852e4800 r4:852e4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852e4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:852e4800 r8:853935ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<804e7788>] (_vm_unmap_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 r5:85344f8c r4:85393680 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:8509db40 Call trace: r4:00000000 r9:83018005 r8:852e6000 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:eab5b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534578c r4:85345400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8534578c r4:85393780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852e6000 r8:853937ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85393780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85393780 r8:80287e08 r7:eadd1e60 r6:85393800 r5:852e6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadd9fb0 to 0xeadd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853a02c0 INFO: task kworker/0:485:4399 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c835b000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+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:dfab3000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Call trace: r4:00000000 r9:83018005 r8:852e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 r10:61c88647 r9:852e0c00 r8:853938ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 Exception stack(0xe0581fb0 to 0xe0581ff8) Workqueue: events bpf_prog_free_deferred [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8487578c r4:84875400 r4:00000001 Workqueue: events bpf_prog_free_deferred 1d20: c868d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:153:4405 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. Call trace: [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8534738c r4:85347000 r10:61c88647 r9:852cbc00 r8:8538b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:852cec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a0640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852cec00 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:eabb5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85345b8c r4:85345800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85345b8c r4:85393980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852cec00 r8:853939ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85393980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:488:4409 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/0:488 state:D stack:0 pid:4409 tgid:4409 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadfdd84 r8:00000002 r7:60000113 r6:eadfdd8c r5:852a8000 r4:852a8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadfde08 r4:00000000 [<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 r5:8534678c r4:85393a80 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r5:00001000 r4:dfab3000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 task:kworker/0:489 state:D stack:0 pid:4410 tgid:4410 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae01d84 r8:00000002 r7:60000113 r6:eae01d8c r5:852a8c00 r4:852a8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) r4:00000000 r5:8534638c r4:85346000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:853a0900 Workqueue: events bpf_prog_free_deferred r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:490:4412 blocked for more than 459 seconds. Call trace: r5:852aa400 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) r5:8534c78c r4:8534c400 r10:61c88647 r9:852aa400 r8:85393b2c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:853a0800 INFO: task kworker/0:490:4412 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c9428000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:491:4414 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/0:491 state:D stack:0 pid:4414 tgid:4414 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae11d84 r8:00000002 r7:60000013 r6:eae11d8c r5:852a9800 r4:852a9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a0ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852a9800 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: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) r5:85346b8c r4:85346800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85346b8c r4:85393b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852a9800 r8:85393bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85393b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85393b80 r8:80287e08 r7:eae09e60 r6:8538b700 r5:852a9800 r4:00000001 Exception stack(0xeae11fb0 to 0xeae11ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r4:00000001 r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:852ab000 [<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 r5:853a0c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852ab000 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:eac09000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85346f8c r4:85346c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85346f8c r4:85393c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ab000 r8:85393c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85393c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85393c00 r8:80287e08 r7:eae09e60 r6:8538b780 r5:852ab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae19fb0 to 0xeae19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853a0d80 INFO: task kworker/0:492:4416 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c96f7000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+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) r5:8502638c r4:85026000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Call trace: r5:852abc00 r4:8291a680 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) r5:00001000 r4:eac23000 r5:8534778c r4:85347400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:852abc00 r8:85393cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853a0c40 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<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) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:494:4421 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:494 state:D stack:0 pid:4421 tgid:4421 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae29d84 r8:00000002 r7:60000013 r6:eae29d8c r5:852ad400 r4:852ad400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852ad400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a0e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852ad400 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:eac33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85347b8c r4:85347800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85347b8c r4:85393d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ad400 r8:85393dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85393d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85393d80 r8:80287e08 r7:eae09e60 r6:8538b880 r5:852ad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae29fb0 to 0xeae29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853a0e80 INFO: task kworker/0:494:4421 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:852ae000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:84b8fb8c r4:84b8f800 r10:61c88647 r9:852ae000 r8:8538b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8538b900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8538b900 r8:80287e08 r7:eade5e60 r6:8538b980 r5:852ae000 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 r4:853b4080 INFO: task kworker/1:154:4422 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: c9dfc000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadede08 r5:00001000 r4:eac43000 r5:85347f8c r4:85347c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:85392700 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8291a684 r9:eae35d84 r8:00000002 r7:60000013 r6:eae35d8c r5:852e1800 r4:852e1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852e1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae35e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a04c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852e1800 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:eac4b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534c38c r4:8534c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8534c38c r4:85393f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852e1800 r8:85393f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85393f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85393f00 r8:80287e08 r7:eae09e60 r6:85393f80 r5:852e1800 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 r4:85333600 INFO: task kworker/0:496:4426 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ca5e3000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 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) r5:8502638c r4:85026000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509db40 task:kworker/0:497 state:D stack:0 pid:4430 tgid:4430 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:eac6d000 r5:8534cb8c r4:8534c800 r7:dddced80 r6:83018000 r5:8534cb8c r4:85393d00 r10:00000000 r9:85393d00 r8:80287e08 r7:eae09e60 r6:8538ba00 r5:852aec00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:498:4431 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/0:498 state:D stack:0 pid:4431 tgid:4431 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae4dd84 r8:00000002 r7:60000113 r6:eae4dd8c r5:852ce000 r4:852ce000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852ce000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b77c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852ce000 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:eae6d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534df8c r4:8534dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8534df8c r4:853ba000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ce000 r8:853ba02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853ba000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ba000 r8:80287e08 r7:eae45e60 r6:8538ba80 r5:852ce000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae4dfb0 to 0xeae4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d20: ca74d000 ed76b000 00000001 80239b98 7f16f000 00000001 r5:00001000 r4:dfab3000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:8291a684 r9:eae55d84 r8:00000002 r7:60000113 r6:eae55d8c r5:852f0000 r4:00000000 r5:8534cf8c r4:8534cc00 r10:61c88647 r9:852f0000 r8:853ba0ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:500:4434 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/0:500 state:D stack:0 pid:4434 tgid:4434 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:eae59d8c r5:852f0c00 r4:852f0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852f0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:853b7440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [<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) r5:8534d38c r4:8534d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:852f0c00 r8:853ba12c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: cadf5000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:501:4436 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/0:501 state:D stack:0 pid:4436 tgid:4436 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:852f2400 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: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 r5:853b7540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852f2400 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:eac9d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534d78c r4:8534d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8534d78c r4:853ba180 r4:853ba180 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:eae71d84 r8:00000002 r7:60000113 r6:eae71d8c r5:852f1800 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:eae67000 r5:8534db8c r4:8534d800 r7:dddced80 r6:83018000 r5:8534db8c r4:853ba200 r4:853ba200 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 r4:853b7700 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 r4:e0581dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:503:4441 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/0:503 state:D stack:0 pid:4441 tgid:4441 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae7dd84 r8:00000002 r7:60000113 r6:eae7dd8c 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:eae7de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852f4800 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:eae85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534e78c r4:8534e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8534e78c r4:853ba280 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:853ba2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853ba280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ba280 r8:80287e08 r7:eae4de60 r6:8538bd00 r5:852f4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b7840 INFO: task kworker/0:503:4441 is blocked on a mutex likely owned by task kworker/0:221:3758. r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r7:dddced80 r6:83018000 r5:8534e38c r4:853ba300 r4:853ba300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ba300 r8:80287e08 r7:eae7de60 r6:8538bd80 r5:852f5400 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 r4:853b7800 INFO: task kworker/0:504:4442 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:8502638c r4:85026000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:505:4445 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/0:505 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae9dd84 r8:00000002 r7:60000113 r6:eae9dd8c r5:852f3c00 r4:852f3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) 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:eae9de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852f3c00 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:eae9f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534eb8c r4:8534e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8534eb8c r4:853ba380 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:853ba3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853ba380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ba380 r8:80287e08 r7:eae7de60 r6:8538be00 r5:852f3c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r5:00001000 r4:dfab3000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Workqueue: events bpf_prog_free_deferred r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:8534ef8c r4:8534ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8534ef8c r4:853ba400 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:853ba42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853ba400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ba400 r8:80287e08 r7:eae9de60 r6:8538be80 r5:852f6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaebdfb0 to 0xeaebdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b7bc0 INFO: task kworker/0:506:4448 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) Workqueue: events bpf_prog_free_deferred [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8534f38c r4:8534f000 r4:853ba480 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r5:8502638c r4:85026000 r4:00000001 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) r5:8534f78c r4:8534f400 r7:dddced80 r6:83018000 r5:8534f78c r4:853ba500 r10:00000000 r9:853ba500 r8:80287e08 r7:eaec1e60 r6:8538bf80 r5:852f3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaecdfb0 to 0xeaecdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b7e80 INFO: task kworker/0:508:4451 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: cbc86000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Workqueue: events bpf_prog_free_deferred [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8534ff8c r4:8534fc00 r7:dddced80 r6:83018000 r5:8534ff8c r4:853ba580 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8536d38c r4:8536d000 r10:61c88647 r9:852b0000 r8:853d40ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:510:4457 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/0:510 state:D stack:0 pid:4457 tgid:4457 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:852b0c00 r4:852b0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852b0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:853cc240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:8534fb8c r4:8534f800 r10:61c88647 r9:852b0c00 r8:853ba62c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:00001000 r4:dfab3000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:511:4459 blocked for more than 459 seconds. r4:00000000 r5:00001000 r4:eaef7000 r5:8535438c r4:85354000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8535438c r4:853ba680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852b1800 r8:853ba6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853ba680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ba680 r8:80287e08 r7:eaed9e60 r6:853d4200 r5:852b1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaef5fb0 to 0xeaef5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853cc180 INFO: task kworker/0:511:4459 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: cc8de000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<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 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 r5:00001000 r4:dfa01000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:853cc480 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:513:4463 blocked for more than 459 seconds. [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cc940 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:853ba780 Exception stack(0xeaf09fb0 to 0xeaf09ff8) r4:853cc480 Call trace: 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:00001000 r4:dfab3000 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:514:4464 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/0:514 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf0dd84 r8:00000002 r7:60000013 r6:eaf0dd8c r5:852b2400 r4:852b2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852b2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf0de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cc780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852b2400 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:dfa8f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85354b8c r4:85354800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85354b8c r4:853ba800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852b2400 r8:853ba82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853ba800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ba800 r8:80287e08 r7:eaf09e60 r6:853d4380 r5:852b2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf0dfb0 to 0xeaf0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853cc480 INFO: task kworker/0:514:4464 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ccc93000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eaf1dd84 r8:00000002 r7:60000113 r6:eaf1dd8c r5:852b3c00 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85354f8c r4:85354c00 r4:00000001 r4:853cc740 r4:00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:8509f580 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<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 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf2dfb0 to 0xeaf2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853cc800 INFO: task kworker/0:516:4469 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: cd1d6000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<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 r5:853cca80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852b6000 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:e01d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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:dddced80 r6:83018000 r5:8535578c r4:853ba980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852b6000 r8:853ba9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853ba980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ba980 r8:80287e08 r7:eaf2de60 r6:853d4500 r5:852b6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf31fb0 to 0xeaf31ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:518:4473 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. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) r5:85355b8c r4:85355800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:853cce00 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:8502638c r4:85026000 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:519:4476 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/0:519 state:D stack:0 pid:4476 tgid:4476 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf35d84 r8:00000002 r7:60000113 r6:eaf35d8c r5:852b8000 r4:852b8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852b8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7f40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852b8000 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:e0751000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535638c r4:85356000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8535638c r4:853baa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852b8000 r8:853baaac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:853baa80 r8:80287e08 r7:eaf2de60 r6:853d4600 r5:852b8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf35fb0 to 0xeaf35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853ccd80 INFO: task kworker/0:519:4476 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Workqueue: events bpf_prog_free_deferred [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852b9800 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:e496d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535738c r4:85357000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8535738c r4:853bab00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852b9800 r8:853bab2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853bab00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853bab00 r8:80287e08 r7:eaf35e60 r6:853d4680 r5:852b9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf3dfb0 to 0xeaf3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853ccf00 INFO: task kworker/0:520:4478 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 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(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:521:4480 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/0:521 state:D stack:0 pid:4480 tgid:4480 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf51d84 r8:00000002 r7:60000013 r6:eaf51d8c r5:852bb000 r4:852bb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852bb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf51e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ccc00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852bb000 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: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) r5:8535678c r4:85356400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8535678c r4:853bab80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852bb000 r8:853babac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853bab80 r10:00000000 r9:853bab80 r8:80287e08 r7:eaf3de60 r6:853d4700 r5:852bb000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d20: cddfb000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:522:4481 blocked for more than 459 seconds. Workqueue: events bpf_prog_free_deferred [<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:eaf55e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2040 [<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(0xeaf55fb0 to 0xeaf55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853d2080 INFO: task kworker/0:522:4481 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ce228000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:523:4483 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/0:523 state:D stack:0 pid:4483 tgid:4483 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf5dd84 r8:00000002 r7:60000113 r6:eaf5dd8c r5:852ba400 r4:852ba400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852ba400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf5de08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:e08ec000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85356f8c r4:85356c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 r5:8502638c r4:85026000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:524:4485 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/0:524 state:D stack:0 pid:4485 tgid:4485 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf65d84 r8:00000002 r7:60000113 r6:eaf65d8c r5:852bd400 r4:852bd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852bd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852bd400 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:e89b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85357b8c r4:85357800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85357b8c r4:853bad00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852bd400 r8:853bad2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853bad00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853bad00 r8:80287e08 r7:eaf3de60 r6:853d4880 r5:852bd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf65fb0 to 0xeaf65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853d2140 INFO: task kworker/0:524:4485 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ce6ef000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8509db40 task:kworker/0:525 state:D stack:0 pid:4487 tgid:4487 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) r5:8535778c r4:85357400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:526:4491 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/0:526 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf75d84 r8:00000002 r7:60000113 r6:eaf75d8c r5:852ac800 r4:852ac800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852ac800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf75e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852ac800 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:e89d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85357f8c r4:85357c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85357f8c r4:853bae80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ac800 r8:853baeac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853bae80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853bae80 r8:80287e08 r7:eaf65e60 r6:853baf00 r5:852ac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf75fb0 to 0xeaf75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853d2540 INFO: task kworker/0:526:4491 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: cf544000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:528:4494 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/0:528 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:eaf95d84 r8:00000002 r7:60000113 r6:eaf95d8c 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:eaf95e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa6f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535838c r4:85358000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8535838c r4:853e9080 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:853e90ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853e9080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e9080 r8:80287e08 r7:eaf89e60 r6:853e9100 r5:848f8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf95fb0 to 0xeaf95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:853d2680 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<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) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:529:4496 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/0:529 state:D stack:0 pid:4496 tgid:4496 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf99d84 r8:00000002 r7:60000113 r6:eaf99d8c 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:eaf99e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ccf80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab23000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535938c r4:85359000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8535938c r4:853e9180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848f8c00 r8:853e91ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853e9180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e9180 r8:80287e08 r7:eaf89e60 r6:853e9200 r5:848f8c00 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 r4:853d29c0 INFO: task kworker/0:529:4496 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: cf544000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<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 r5:8509d700 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:530:4498 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/0:530 state:D stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf9dd84 r8:00000002 r7:60000113 r6:eaf9dd8c r5:848f9800 r4:848f9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848f9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2ac0 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: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) r5:85358b8c r4:85358800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85358b8c r4:853e9280 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:853e92ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853e9280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e9280 r8:80287e08 r7:eaf99e60 r6:853e9300 r5:848f9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf9dfb0 to 0xeaf9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853d2b00 INFO: task kworker/0:530:4498 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<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) [<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) r4:8509db40 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 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:532:4502 blocked for more than 459 seconds. r4:848fb000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535978c r4:85359400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8535978c r4:853e9480 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:853e94ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853e9480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e9480 r8:80287e08 r7:eaf99e60 r6:853e9500 r5:848fb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafa5fb0 to 0xeafa5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853d2e80 INFO: task kworker/0:532:4502 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d04fe000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:533:4503 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/0:533 state:D stack:0 pid:4503 tgid:4503 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eafb1d8c 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:eafb1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848fc800 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:eacb3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85359f8c r4:85359c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85359f8c r4:853e9580 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:853e95ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853e9580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e9580 r8:80287e08 r7:eafa5e60 r6:853e9600 r5:848fc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafb1fb0 to 0xeafb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853d2e80 INFO: task kworker/0:533:4503 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d04fe000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:534:4505 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/0:534 state:D stack:0 pid:4505 tgid:4505 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafb5d84 r8:00000002 r7:60000113 r6:eafb5d8c r5:848fd400 r4:848fd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848fd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848fd400 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:eab49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85359b8c r4:85359800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85359b8c r4:853e9680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848fd400 r8:853e96ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853e9680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e9680 r8:80287e08 r7:eafb1e60 r6:853e9700 r5:848fd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafb5fb0 to 0xeafb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f5040 INFO: task kworker/0:534:4505 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d0a35000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:535:4508 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/0:535 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 [<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 r5:853f57c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead43000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535ab8c r4:8535a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8535ab8c r4:853e9780 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:853e97ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853e9780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e9780 r8:80287e08 r7:eafb1e60 r6:853e9800 r5:848fe000 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 r4:853f5280 INFO: task kworker/0:535:4508 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d0f27000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:536:4510 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/0:536 state:D stack:0 pid:4510 tgid:4510 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:eafc5d84 r8:00000002 r7:60000113 r6:eafc5d8c r5:848fec00 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) r5:00001000 r4:eacc1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535a38c r4:8535a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:853e9880 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: d0f27000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:537:4511 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/0:537 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafc9d84 r8:00000002 r7:60000113 r6:eafc9d8c r5:848fbc00 r4:848fbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848fbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848fbc00 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:eace3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535a78c r4:8535a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8535a78c r4:853e9980 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:853e99ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853e9980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e9980 r8:80287e08 r7:eadf1e60 r6:853e9a00 r5:848fbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafc9fb0 to 0xeafc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f5400 INFO: task kworker/0:537:4511 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d1bde000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:538:4514 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/0:538 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:eafcdd84 r8:00000002 r7:60000113 r6:eafcdd8c r5:84ab0000 r4:84ab0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5880 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:539:4516 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/0:539 state:D stack:0 pid:4516 tgid:4516 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafd9d84 r8:00000002 r7:60000013 r6:eafd9d8c r5:852bbc00 r4:852bbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852bbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852bbc00 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:ead73000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535b78c r4:8535b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8535b78c r4:853e9b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852bbc00 r8:853e9bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853e9b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e9b80 r8:80287e08 r7:eafcde60 r6:853d4900 r5:852bbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafd9fb0 to 0xeafd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f58c0 INFO: task kworker/0:539:4516 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d1bde000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:540:4518 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/0:540 state:D stack:0 pid:4518 tgid:4518 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:852bc800 r4:852bc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852bc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f59c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852bc800 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:ead61000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535b38c r4:8535b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8535b38c r4:853e9c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852bc800 r8:853e9c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853e9c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e9c00 r8:80287e08 r7:eafd9e60 r6:853d4980 r5:852bc800 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 r4:853f5b80 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:541:4521 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/0:541 state:D stack:0 pid:4521 tgid:4521 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafedd84 r8:00000002 r7:60000113 r6:eafedd8c r5:85468c00 r4:85468c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85468c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85468c00 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:ead7f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535bb8c r4:8535b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8535bb8c r4:853e9c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85468c00 r8:853e9cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853e9c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e9c80 r8:80287e08 r7:eafd9e60 r6:853d4a00 r5:85468c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafedfb0 to 0xeafedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f5bc0 INFO: task kworker/0:541:4521 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d2868000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0581dc0 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:00000001 r4:8509db40 "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) r10:00000000 r9:853e9d00 r8:80287e08 r7:eafede60 r6:853d4a80 r5:85469800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:543:4524 blocked for more than 460 seconds. r4:8546b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff9e08 r5:00001000 r4:eaf67000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85360b8c r4:85360800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85360b8c r4:853e9d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8546b000 r8:853e9dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853e9d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e9d80 r8:80287e08 r7:eaff1e60 r6:853d4b00 r5:8546b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaff9fb0 to 0xeaff9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f5c80 INFO: task kworker/0:543:4524 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d2ead000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:544:4525 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/0:544 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:eafd5d84 r8:00000002 r7:60000013 r6:eafd5d8c r5:84ab0c00 r4:84ab0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d6400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ab0c00 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:eada1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8536038c r4:85360000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8536038c r4:853e9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab0c00 r8:853e9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853e9e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e9e00 r8:80287e08 r7:eaff9e60 r6:853e9e80 r5:84ab0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafd5fb0 to 0xeafd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0581dc0 [<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 Call trace: [<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) [<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(0xeaffdfb0 to 0xeaffdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8540c0c0 INFO: task kworker/0:545:4527 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d36ea000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:546:4530 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/0:546 state:D stack:0 pid:4530 tgid:4530 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb001d84 r8:00000002 r7:60000013 r6:eb001d8c r5:84ab2400 r4:84ab2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540c3c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ab2400 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:eaf8d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85360f8c r4:85360c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85360f8c r4:8540e000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab2400 r8:8540e02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8540e000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540e000 r8:80287e08 r7:eaff9e60 r6:8540e080 r5:84ab2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb001fb0 to 0xeb001ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8540c300 INFO: task kworker/0:546:4530 is blocked on a mutex likely owned by task kworker/0:221:3758. Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d36ea000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:547:4533 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/0:547 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:eb005d84 r8:00000002 r7:60000113 r6:eb005d8c r5:84ab3000 r4:84ab3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540c440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ab3000 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:eb00b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8536138c r4:85361000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8536138c r4:8540e100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab3000 r8:8540e12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8540e100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540e100 r8:80287e08 r7:eb001e60 r6:8540e180 r5:84ab3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb005fb0 to 0xeb005ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8540c380 INFO: task kworker/0:547:4533 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:dfab3000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:548:4535 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/0:548 state:D stack:0 pid:4535 tgid:4535 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb009d84 r8:00000002 r7:60000113 r6:eb009d8c r5:84ab3c00 r4:84ab3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540c540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ab3c00 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:eb011000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8536178c r4:85361400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8536178c r4:8540e200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab3c00 r8:8540e22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8540e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540e200 r8:80287e08 r7:eb005e60 r6:8540e280 r5:84ab3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb009fb0 to 0xeb009ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8540c500 INFO: task kworker/0:548:4535 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d414c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:549:4536 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:549 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb015d84 r8:00000002 r7:60000113 r6:eb015d8c r5:84ab4800 r4:84ab4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<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) [<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) r5:85361b8c r4:85361800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85361b8c r4:8540e300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8540e300 r10:00000000 r9:8540e300 r8:80287e08 r7:eb009e60 r6:8540e380 r5:84ab4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb015fb0 to 0xeb015ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8540c500 INFO: task kworker/0:549:4536 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d4449000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:550:4537 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/0:550 state:D stack:0 pid:4537 tgid:4537 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafd1d84 r8:00000002 r7:60000013 r6:eafd1d8c r5:84ab5400 r4:84ab5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 [<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) r5:85361f8c r4:85361c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85361f8c r4:8540e400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab5400 r8:8540e42c r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xeafd1fb0 to 0xeafd1ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:82ac21e4 r4:e0581dc0 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) r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:eb01dd84 r8:00000002 r7:60000013 r6:eb01dd8c r5:84ab6000 [<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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540cb80 r5:00001000 r4:eb039000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8536278c r4:85362400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8536278c r4:8540e500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab6000 r8:8540e52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8540e500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540e500 r8:80287e08 r7:eafd1e60 r6:8540e580 r5:84ab6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb01dfb0 to 0xeb01dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8540c940 INFO: task kworker/0:551:4540 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d4953000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:552:4542 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/0:552 state:D stack:0 pid:4542 tgid:4542 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb031d84 r8:00000002 r7:60000113 r6:eb031d8c r5:84ab6c00 r4:84ab6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540ca40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ab6c00 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:eb033000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8536238c r4:85362000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8536238c r4:8540e600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab6c00 r8:8540e62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8540e600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540e600 r8:80287e08 r7:eb01de60 r6:8540e680 r5:84ab6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb031fb0 to 0xeb031ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8540cd40 INFO: task kworker/0:552:4542 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d4f2e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 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 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:553:4544 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/0:553 state:D stack:0 pid:4544 tgid:4544 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb03dd84 r8:00000002 r7:60000113 r6:eb03dd8c r5:84a68000 r4:84a68000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a68000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8540cdc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a68000 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:eb047000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85362b8c r4:85362800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85362b8c r4:8540e700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a68000 r8:8540e72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8540e700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540e700 r8:80287e08 r7:eb01de60 r6:8540e780 r5:84a68000 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 r4:8540cbc0 INFO: task kworker/0:553:4544 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d4f2e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) r10:61c88647 r9:84a68c00 r8:8540e82c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfab3000 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:555:4547 blocked for more than 460 seconds. r4:84a69800 [<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) r5:85362f8c r4:85362c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85362f8c r4:8540e900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a69800 r8:8540e92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8540e900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540e900 r8:80287e08 r7:eb045e60 r6:8540e980 r5:84a69800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb051fb0 to 0xeb051ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8540cfc0 INFO: task kworker/0:555:4547 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d534a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:556:4550 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/0:556 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb059d84 r8:00000002 r7:60000013 r6:eb059d8c r5:84a6a400 r4:84a6a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a6a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a6a400 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:eb061000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8536378c r4:85363400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8536378c r4:8540ea00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a6a400 r8:8540ea2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8540ea00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540ea00 r8:80287e08 r7:eb045e60 r6:8540ea80 r5:84a6a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb059fb0 to 0xeb059ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85421280 INFO: task kworker/0:556:4550 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d588d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:557:4552 blocked for more than 460 seconds. r4:8546bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421340 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85363b8c r4:85363800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8546bc00 r8:8540eb2c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xeb071fb0 to 0xeb071ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0581dc0 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:558 state:D stack:0 pid:4554 tgid:4554 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb081e08 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) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb081fb0 to 0xeb081ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85421300 INFO: task kworker/0:558:4554 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d588d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:559:4555 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/0:559 state:D stack:0 pid:4555 tgid:4555 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb089d84 r8:00000002 r7:60000113 r6:eb089d8c r5:8546d400 r4:8546d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8546d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb089e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854214c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8546d400 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:eb079000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85363f8c r4:85363c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85363f8c r4:8540ec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8546d400 r8:8540ec2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8540ec00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540ec00 r8:80287e08 r7:eb081e60 r6:853d4c80 r5:8546d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb089fb0 to 0xeb089ff8) 9fa0: 00000000 00000000 00000000 00000000 r4:85421300 Call trace: 1d20: d5db4000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:e0581dc0 r5:00001000 r4:dfab3000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8546a400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421880 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8536cb8c r4:8540ec80 r10:00000000 r9:8540ec80 r8:80287e08 r7:eb081e60 r6:853d4d00 r5:8546a400 r4:85421540 Call trace: 1d20: d64a9000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:561:4559 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/0:561 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0a1d84 r8:00000002 r7:60000113 r6:eb0a1d8c r5:85468000 r4:85468000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85468000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85468000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb095000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8536c78c r4:8536c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8536c78c r4:8540ed00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85468000 r8:8540ed2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8540ed00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540ed00 r8:80287e08 r7:eb09de60 r6:853d4d80 r5:85468000 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 r4:85421540 INFO: task kworker/0:561:4559 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d6a78000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:562 state:D stack:0 pid:4561 tgid:4561 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:8546ec00 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) r5:00001000 r4:dfd7b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8546ec00 r8:8540edac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xeac39fb0 to 0xeac39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854219c0 INFO: task kworker/0:562:4561 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d6a78000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:563:4563 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/0:563 state:D stack:0 pid:4563 tgid:4563 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:84a6b000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb065e08 [<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) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854219c0 INFO: task kworker/0:563:4563 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d6c8e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fa0: 00000000 00000000 00000000 00000000 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:564:4566 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/0:564 state:D stack:0 pid:4566 tgid:4566 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb099d84 r8:00000002 r7:60000113 r6:eb099d8c r5:84a6c800 r4:84a6c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a6c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85428000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a6c800 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:eab55000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8536e38c r4:8536e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8536e38c r4:8540ef00 [<80287208>] (process_one_work) from [<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 r9:8540ef00 r8:80287e08 r7:eb065e60 r6:8540ef80 r5:84a6c800 r4:85421a00 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:156:4568 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/1:156 state:D stack:0 pid:4568 tgid:4568 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:84a6d400 [<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 r5:854a1580 r5:00001000 r4:e0551000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84875b8c r4:84875800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84875b8c r4:853d4e80 r10:61c88647 r9:84a6d400 r8:853d4eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d20: d745b000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 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) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:565:4569 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/0:565 state:D stack:0 pid:4569 tgid:4569 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadc9d84 r8:00000002 r7:60000013 r6:eadc9d8c r5:83920000 r4:83920000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83920000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fc340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83920000 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:e0825000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8536db8c r4:8536d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8536db8c r4:8542d080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83920000 r8:8542d0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542d080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542d080 r8:80287e08 r7:eb099e60 r6:853d4f00 r5:83920000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadc9fb0 to 0xeadc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85421dc0 INFO: task kworker/0:565:4569 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d745b000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:852bec00 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) [<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) r4:853d4f80 r10:00000000 r9:853d4f80 r8:80287e08 r7:eade5e60 r6:83864f00 r5:852bec00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d20: d7a6f000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 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 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:566:4574 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/0:566 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae0dd84 r8:00000002 r7:60000013 r6:eae0dd8c r5:852be000 r4:852be000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852be000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854217c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852be000 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:eaa57000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8536df8c r4:8536dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8536df8c r4:8542d100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852be000 r8:8542d12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542d100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542d100 r8:80287e08 r7:eb099e60 r6:832d2000 r5:852be000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae0dfb0 to 0xeae0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853fcb80 INFO: task kworker/0:566:4574 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d7a6f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:158:4577 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/1:158 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) [<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) r4:854a0000 Exception stack(0xeae1dfb0 to 0xeae1dff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:159:4580 blocked for more than 460 seconds. r10:8291a684 r9:eae75d84 r8:00000002 r7:60000113 r6:eae75d8c r5:85501800 r4:85501800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85501800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854ae380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85501800 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:eac89000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84874f8c r4:84874c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84874f8c r4:854a0100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85501800 r8:854a012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a0100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a0100 r8:80287e08 r7:eae1de60 r6:854a0180 r5:85501800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae75fb0 to 0xeae75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854a1a00 INFO: task kworker/1:159:4580 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d7d29000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:567:4581 blocked for more than 460 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) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8536eb8c r4:8542d180 r10:00000000 r9:8542d180 r8:80287e08 r7:eb099e60 r6:854a0200 r5:85502400 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 Workqueue: events bpf_prog_free_deferred r5:85503000 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) [<80287208>] (process_one_work) 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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d84b8000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:569:4585 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/0:569 state:D stack:0 pid:4585 tgid:4585 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0b5d84 r8:00000002 r7:60000113 r6:eb0b5d8c r5:85504800 r4:85504800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85504800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85428780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85504800 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:eac05000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8536fb8c r4:8536f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8536fb8c r4:8542d280 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8542d2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542d280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542d280 r8:80287e08 r7:eae95e60 r6:854a0300 r5:85504800 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 Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:570 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85428440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85505400 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:eabcf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8536ef8c r4:8536ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8536ef8c r4:8542d300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85505400 r8:8542d32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542d300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542d300 r8:80287e08 r7:eb0b5e60 r6:854a0380 r5:85505400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0b9fb0 to 0xeb0b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85428240 INFO: task kworker/0:570:4586 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d88a5000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 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 r9:8542d380 r8:80287e08 r7:eb0b5e60 r6:854a0400 r5:85500c00 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:572:4590 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/0:572 state:D stack:0 pid:4590 tgid:4590 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0c9d84 r8:00000002 r7:60000113 r6:eb0c9d8c 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:eb0c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854286c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85503c00 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:eabf5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8536f78c r4:8536f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8536f78c r4:8542d400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85503c00 r8:8542d42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542d400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542d400 r8:80287e08 r7:eb0b5e60 r6:854a0480 r5:85503c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r5:8502638c r4:85026000 [<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 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8542d480 Exception stack(0xeb0d5fb0 to 0xeb0d5ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:574:4595 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/0:574 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0ddd84 r8:00000002 r7:60000013 r6:eb0ddd8c 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:eb0dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854289c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85508000 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: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) r5:8551438c r4:85514000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551438c r4:8542d500 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8542d52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542d500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542d500 r8:80287e08 r7:eb0d5e60 r6:854a0580 r5:85508000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0ddfb0 to 0xeb0ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85428880 INFO: task kworker/0:574:4595 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d90d4000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:00000001 1fe0: 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 r5:849f6100 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8551538c r4:8542d580 r10:00000000 r9:8542d580 r8:80287e08 r7:eb0dde60 r6:854a0600 r5:8550a400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:e0581dc0 [<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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8550b000 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85428c40 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8550b000 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:eac45000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551478c r4:85514400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551478c r4:8542d600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8550b000 r8:8542d62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542d600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542d600 r8:80287e08 r7:eb0e1e60 r6:854a0680 r5:8550b000 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 r4:85428a00 INFO: task kworker/0:576:4598 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d95dc000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:577:4601 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/0:577 state:D stack:0 pid:4601 tgid:4601 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0e9d84 r8:00000002 r7:60000013 r6:eb0e9d8c r5:8550bc00 r4:8550bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8550bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85428d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8550bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<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 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85428dc0 INFO: task kworker/0:577:4601 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d95dc000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 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 r5:8509d700 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:8550c800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 [<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) r5:85514f8c r4:85514c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8550c800 r8:8542d72c r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:e0581dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8550d400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab200 r5:00001000 r4:df94f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85515b8c r4:85515800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85515b8c r4:8542d780 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8542d7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542d780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542d780 r8:80287e08 r7:eb0e1e60 r6:854a0800 r5:8550d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85428f80 INFO: task kworker/0:579:4606 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d9bd6000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:580:4607 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/0:580 state:D stack:0 pid:4607 tgid:4607 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0f1d84 r8:00000002 r7:60000013 r6:eb0f1d8c 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) [<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) r4:8542d800 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 [<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) 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:eaf01e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8550ec00 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:dfc73000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551638c r4:85516000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551638c r4:8542d880 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8542d8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542d880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542d880 r8:80287e08 r7:eb0d9e60 r6:854a0900 r5:8550ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf01fb0 to 0xeaf01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854ab100 INFO: task kworker/0:581:4609 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: d9f17000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:582:4611 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/0:582 state:D stack:0 pid:4611 tgid:4611 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eaf39d8c 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: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 r5:854ab380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85509800 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:dfa37000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85515f8c r4:85515c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85515f8c r4:8542d900 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8542d92c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: da28c000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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 r9:8542d980 r8:80287e08 r7:eaf01e60 r6:854a0a00 r5:85506c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf41fb0 to 0xeaf41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854ab580 INFO: task kworker/0:583:4613 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: da28c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:584:4616 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/0:584 state:D stack:0 pid:4616 tgid:4616 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafe5d84 r8:00000002 r7:60000013 r6:eafe5d8c r5:85506000 r4:85506000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85506000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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:eafe5e08 r5:00001000 r4:dfff7000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551678c r4:85516400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: da804000 ed76b000 00000001 80239b98 7f16f000 00000001 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:585:4617 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/0:585 state:D stack:0 pid:4617 tgid:4617 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85470000 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: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 r5:854ab800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85470000 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:e0659000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85516f8c r4:85516c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85516f8c r4:8542da80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8542daac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542da80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542da80 r8:80287e08 r7:eaf41e60 r6:854a0b00 r5:85470000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb041fb0 to 0xeb041ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551778c r4:85517400 r7:dddced80 r6:83018000 r5:8551778c r4:8542db00 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:85472400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0fde08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:85472400 r8:8542dbac 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(0xeb0fdfb0 to 0xeb0fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854aba80 INFO: task kworker/0:587:4621 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: dab23000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:588:4623 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/0:588 state:D stack:0 pid:4623 tgid:4623 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85471800 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: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 r5:854abbc0 [<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 r9:85471800 r8:8542dc2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85473000 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:eb10de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b9780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85473000 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:eacfd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551a38c r4:8551a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551a38c r4:8542dc80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8542dcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542dc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542dc80 r8:80287e08 r7:eb105e60 r6:854a0d00 r5:85473000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb10dfb0 to 0xeb10dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854ab9c0 INFO: task kworker/0:589:4625 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: db648000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:590:4627 blocked for more than 461 seconds. r4:85473c00 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(0xeb115fb0 to 0xeb115ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854abb00 INFO: task kworker/0:590:4627 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: db648000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551838c r4:85518000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551838c r4:8542dd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85474800 r8:8542ddac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542dd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542dd80 r8:80287e08 r7:eb10de60 r6:854a0e00 r5:85474800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb11dfb0 to 0xeb11dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854abf40 INFO: task kworker/0:591:4629 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: db648000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:592:4631 blocked for more than 461 seconds. r5:85475400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551878c r4:85518400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8542de00 Exception stack(0xeb125fb0 to 0xeb125ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 r5:00001000 r4:eaa8f000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8542de80 r8:80287e08 r7:eb10de60 r6:854a0f00 r5:85478c00 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:594 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:eb135d84 r8:00000002 r7:60000113 r6:eb135d8c r5:85479800 r4:85479800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85479800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854b9180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85479800 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:eaacf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85518f8c r4:85518c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85518f8c r4:8542df00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85479800 r8:8542df2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542df00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542df00 r8:80287e08 r7:eb10de60 r6:854a0f80 r5:85479800 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 r4:854b92c0 INFO: task kworker/0:594:4635 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: dc11c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:595:4637 blocked for more than 461 seconds. [<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) [<80287208>] (process_one_work) 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(0xeb13dfb0 to 0xeb13dff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84beec00 r8:8509f5ac 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(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:596:4639 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/0:596 state:D stack:0 pid:4639 tgid:4639 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:eb145d8c r5:8547a400 r4:8547a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8547a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854b9440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8547a400 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:eab3d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551978c r4:85519400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551978c r4:854bd000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8547a400 r8:854bd02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:854bd000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bd000 r8:80287e08 r7:eb10de60 r6:854c4080 r5:8547a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb145fb0 to 0xeb145ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854b9300 INFO: task kworker/0:596:4639 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: dc6d4000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 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:eb14dd84 r8:00000002 r7:60000113 r6:eb14dd8c r5:8547b000 r4:8547b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8547b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb14de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b95c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8547b000 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:eaca9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85519b8c r4:85519800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85519b8c r4:854bd080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8547b000 r8:854bd0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854bd080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bd080 r8:80287e08 r7:eb10de60 r6:854c4100 r5:8547b000 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 r4:854b93c0 INFO: task kworker/0:597:4641 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: dc9d5000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eb155d84 r8:00000002 r7:60000113 r6:eb155d8c r5:8547d400 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b96c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85519f8c r4:85519c00 [<80287208>] (process_one_work) 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 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:00000000 r5:00001000 r4:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:599:4646 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/0:599 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:eb161d84 r8:00000002 r7:60000113 r6:eb161d8c r5:8547c800 r4:8547c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8547c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b9d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8547c800 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: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) r5:8551b38c r4:8551b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551b38c r4:854bd180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8547c800 r8:854bd1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854bd180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bd180 r8:80287e08 r7:eb10de60 r6:854c4200 r5:8547c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb161fb0 to 0xeb161ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r10:61c88647 r9:84beec00 r8:8509f5ac 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:ead57000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:854bd200 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: dcca9000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:601:4649 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/0:601 state:D stack:0 pid:4649 tgid:4649 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb16dd84 r8:00000002 r7:60000013 r6:eb16dd8c 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:eb16de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b9a00 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) r5:8551ab8c r4:8551a800 [<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(0xeb16dfb0 to 0xeb16dff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:82ac21e4 r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:8509db40 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eae39d84 r8:00000002 r7:60000013 r6:eae39d8c r5:84a6bc00 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551af8c r4:8551ac00 r10:61c88647 r9:84a6bc00 r8:854bd32c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854b9a40 INFO: task kworker/0:602:4651 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: dcebc000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:603:4655 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/0:603 state:D stack:0 pid:4655 tgid:4655 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb171d84 r8:00000002 r7:60000013 r6:eb171d8c r5:84a6e000 r4:84a6e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a6e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854b9e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a6e000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae03000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551b78c r4:8551b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551b78c r4:854bd400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a6e000 r8:854bd42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:854bd400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bd400 r8:80287e08 r7:eb161e60 r6:854bd480 r5:84a6e000 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 r4:854b9c80 INFO: task kworker/0:603:4655 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: dcebc000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:604:4656 blocked for more than 461 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:604 state:D stack:0 pid:4656 tgid:4656 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eb179d8c r5:84a6ec00 r4:84a6ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a6ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854d6040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a6ec00 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: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) r5:8551bf8c r4:8551bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551bf8c r4:854bd500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a6ec00 r8:854bd52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:854bd500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bd500 r8:80287e08 r7:eb171e60 r6:854bd580 r5:84a6ec00 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 r4:854b9dc0 INFO: task kworker/0:604:4656 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: dcfcf000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854aea40 r5:00001000 r4:eae15000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551bb8c r4:8551b800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:854aef80 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: dd37d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:606:4660 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/0:606 state:D stack:0 pid:4660 tgid:4660 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85448000 r4:85448000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85448000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6140 r5:00001000 r4:eae41000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551c38c r4:8551c000 r7:dddced80 r6:83018000 r5:8551c38c r4:854bd700 r4:854bd700 r4:00000001 Exception stack(0xeb181fb0 to 0xeb181ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:80070013 r4:80239bb0 r4:e0581dc0 [<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 r10:8291a684 r9:eae3dd84 r8:00000002 r7:60000113 r6:eae3dd8c r5:85448c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae3de08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d63c0 r5:00001000 r4:eae5b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551c78c r4:8551c400 r7:dddced80 r6:83018000 r5:8551c78c r4:854bd800 r10:61c88647 r9:85448c00 r8:854bd82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d6280 INFO: task kworker/0:607:4661 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: dd8a4000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:608:4663 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/0:608 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85449800 r4:85449800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85449800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854d67c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85449800 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:eae81000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551cf8c r4:8551cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551cf8c r4:854bd900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85449800 r8:854bd92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:854bd900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bd900 r8:80287e08 r7:eae3de60 r6:854bd980 r5:85449800 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 r4:854d6380 INFO: task kworker/0:608:4663 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: dd8a4000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:609:4664 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/0:609 state:D stack:0 pid:4664 tgid:4664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb18dd84 r8:00000002 r7:60000113 r6:eb18dd8c r5:8544b000 r4:8544b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8544b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d66c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8544b000 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:eae6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551cb8c r4:8551c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551cb8c r4:854bda00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8544b000 r8:854bda2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:854bda00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bda00 r8:80287e08 r7:eb189e60 r6:854bda80 r5:8544b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb18dfb0 to 0xeb18dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d6380 INFO: task kworker/0:609:4664 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ddc6a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:610:4668 blocked for more than 461 seconds. r10:8291a684 r9:eb185d84 r8:00000002 r7:60000113 r6:eb185d8c r5:8544bc00 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551df8c r4:8551dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:854bdb00 r8:80287e08 r7:eb189e60 r6:854bdb80 r5:8544bc00 r4:854d6680 Call trace: 1d20: ddc6a000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:611:4669 blocked for more than 461 seconds. r4:8544c800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8544c800 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:eae8d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551d38c r4:8551d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551d38c r4:854bdc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8544c800 r8:854bdc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:854bdc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bdc00 r8:80287e08 r7:eb185e60 r6:854bdc80 r5:8544c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb191fb0 to 0xeb191ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d6a80 INFO: task kworker/0:611:4669 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: de32e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:00000001 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6a00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8544e000 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:eaea1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551d78c r4:8551d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551d78c r4:854bdd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8544e000 r8:854bdd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:854bdd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bdd00 r8:80287e08 r7:eb185e60 r6:854bdd80 r5:8544e000 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 r4:854d6a40 INFO: task kworker/0:612:4671 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: de32e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:613:4672 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/0:613 state:D stack:0 pid:4672 tgid:4672 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb19dd84 r8:00000002 r7:60000113 r6:eb19dd8c r5:8544ec00 r4:8544ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8544ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6d80 [<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) r5:8551db8c r4:8551d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551db8c r4:854bde00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8544ec00 r8:854bde2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:854bde00 r8:80287e08 r7:eb185e60 r6:854bde80 r5:8544ec00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d6a40 INFO: task kworker/0:613:4672 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: de32e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8291a684 r9:eb195d84 r8:00000002 r7:60000013 r6:eb195d8c r5:8544d400 [<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:dfb91000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551e38c r4:8551e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551e38c r4:854bdf00 r10:61c88647 r9:8544d400 r8:854bdf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d20: de5f8000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:615:4678 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/0:615 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:eb0add84 r8:00000002 r7:60000013 r6:eb0add8c r5:8544a400 r4:8544a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8544a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8430a0c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8544a400 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:e05df000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551ef8c r4:8551ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551ef8c r4:849bf000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8544a400 r8:849bf02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849bf000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bf000 r8:80287e08 r7:eb195e60 r6:849bf080 r5:8544a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0adfb0 to 0xeb0adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849f6440 INFO: task kworker/0:615:4678 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: deaeb000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:616:4679 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/0:616 state:D stack:0 pid:4679 tgid:4679 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84b60000 r4:84b60000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b60000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:849f6240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b60000 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:dff21000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551e78c r4:8551e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551e78c r4:849bf100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b60000 r8:849bf12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849bf100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bf100 r8:80287e08 r7:eb0ade60 r6:849bf180 r5:84b60000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0c5fb0 to 0xeb0c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849f6440 INFO: task kworker/0:616:4679 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: deaeb000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:617:4682 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/0:617 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:eb1a1d84 r8:00000002 r7:60000013 r6:eb1a1d8c r5:84b61800 r4:84b61800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b61800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8430a000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b61800 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:e0139000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551eb8c r4:8551e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551eb8c r4:849bf200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b61800 r8:849bf22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849bf200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bf200 r8:80287e08 r7:eb0ade60 r6:849bf280 r5:84b61800 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 r4:8430a240 INFO: task kworker/0:617:4682 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: deaeb000 ed76b000 00000001 80239b98 7f16f000 00000001 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:618:4684 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/0:618 state:D stack:0 pid:4684 tgid:4684 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafe9d84 r8:00000002 r7:60000013 r6:eafe9d8c r5:84b62400 r4:84b62400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b62400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8430a580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b62400 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: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) r5:8551f78c r4:8551f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551f78c r4:849bf300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b62400 r8:849bf32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849bf300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bf300 r8:80287e08 r7:eb0ade60 r6:849bf380 r5:84b62400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafe9fb0 to 0xeafe9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8430a240 INFO: task kworker/0:618:4684 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: deaeb000 ed76b000 00000001 80239b98 7f16f000 00000001 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:00000000 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8509db40 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:eb1a5d84 r8:00000002 r7:60000013 r6:eb1a5d8c r5:84b63000 r4:84b63000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b63000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8430a4c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b63000 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:e08af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551f38c r4:8551f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551f38c r4:849bf400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b63000 r8:849bf42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849bf400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bf400 r8:80287e08 r7:eafe9e60 r6:849bf480 r5:84b63000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1a5fb0 to 0xeb1a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8430a240 INFO: task kworker/0:619:4686 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: df0ae000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:620:4689 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/0:620 state:D stack:0 pid:4689 tgid:4689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0cdd84 r8:00000002 r7:60000013 r6:eb0cdd8c r5:84b63c00 r4:84b63c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b63c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:8551fb8c r4:8551f800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b63c00 r8:849bf52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849bf500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bf500 r8:80287e08 r7:eafe9e60 r6:849bf580 r5:84b63c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0cdfb0 to 0xeb0cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8430a480 INFO: task kworker/0:620:4689 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: df0ae000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:621:4691 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/0:621 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:eb1add84 r8:00000002 r7:60000113 r6:eb1add8c r5:84b65400 r4:84b65400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b65400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8430ab00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b65400 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:eabed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8551ff8c r4:8551fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8551ff8c r4:849bf600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b65400 r8:849bf62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849bf600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bf600 r8:80287e08 r7:eb0cde60 r6:849bf680 r5:84b65400 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 r4:8430a700 INFO: task kworker/0:621:4691 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: df0ae000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:622:4693 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/0:622 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84b66c00 r4:84b66c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b66c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8430ac00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b66c00 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:eac0b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552838c r4:85528000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8552838c r4:849bf700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b66c00 r8:849bf72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849bf700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bf700 r8:80287e08 r7:eb1ade60 r6:849bf780 r5:84b66c00 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:849bf800 Workqueue: events bpf_prog_free_deferred 1d20: df3cc000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:160:4698 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/1:160 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1b9d84 r8:00000002 r7:60000113 r6:eb1b9d8c r5:84b66000 r4:84b66000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b66000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1a840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b66000 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:eafb7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8553838c r4:85538000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8553838c r4:854c4380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b66000 r8:854c43ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854c4380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854c4380 r8:80287e08 r7:eae1de60 r6:849bf980 r5:84b66000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a1a040 INFO: task kworker/1:160:4698 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:624:4699 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/0:624 state:D stack:0 pid:4699 tgid:4699 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1a9d84 r8:00000002 r7:60000013 r6:eb1a9d8c r5:84b60c00 r4:84b60c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b60c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84873000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552938c r4:85529000 r4:849bf900 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r5:80070013 r4:80239bb0 r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-rc7-syzkaller #0 r5:85450000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1bde08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85528b8c r4:85528800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849bfa80 r10:00000000 r9:849bfa80 r8:80287e08 r7:eb1a9e60 r6:849bfb00 r5:85450000 r4:00000000 r5:80070013 r4:80239bb0 r4:00000000 r5:00001000 r4:dfab3000 r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:626:4703 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/0:626 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eb1c1d8c r5:85450c00 r4:85450c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85450c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85450c00 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:eac6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85528f8c r4:85528c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85528f8c r4:849bfb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85450c00 r8:849bfbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849bfb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bfb80 r8:80287e08 r7:eb1a9e60 r6:849bfc00 r5:85450c00 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 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8430a1c0 INFO: task kworker/0:626:4703 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: dfc41000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:627 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c5e08 [<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) r5:8552978c r4:85529400 [<80287208>] (process_one_work) 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 Exception stack(0xe0581d28 to 0xe0581d70) 1d20: dff97000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:628:4707 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/0:628 state:D stack:0 pid:4707 tgid:4707 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1d1d84 r8:00000002 r7:60000013 r6:eb1d1d8c r5:85453000 r4:85453000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85453000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84873200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85453000 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:eaeb7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85529b8c r4:85529800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85529b8c r4:849bfd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85453000 r8:849bfdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849bfd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bfd80 r8:80287e08 r7:eb1c5e60 r6:849bfe00 r5:85453000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:629 state:D stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84873a80 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8552ab8c r4:849bfe80 r10:00000000 r9:849bfe80 r8:80287e08 r7:eb1d1e60 r6:849bff00 r5:85453c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred 1d20: e00e6000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:630:4711 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/0:630 state:D stack:0 pid:4711 tgid:4711 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1d5d84 r8:00000002 r7:60000113 r6:eb1d5d8c r5:85452400 r4:85452400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85452400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848735c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85452400 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:eaec5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85529f8c r4:85529c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85529f8c r4:849bff80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85452400 r8:849bffac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849bff80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bff80 r8:80287e08 r7:eb1cde60 r6:83cdc000 r5:85452400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1d5fb0 to 0xeb1d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84873580 INFO: task kworker/0:630:4711 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e054e000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eb1d9d84 r8:00000002 r7:60000113 r6:eb1d9d8c r5:85455400 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eaedb000 [<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(0xeb1d9fb0 to 0xeb1d9ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e09a5000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:632:4715 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/0:632 state:D stack:0 pid:4715 tgid:4715 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1c9d84 r8:00000002 r7:60000113 r6:eb1c9d8c r5:85456000 r4:85456000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85456000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848739c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85456000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<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) r5:8552a78c r4:8552a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85456000 r8:83cdc1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdc180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdc180 r8:80287e08 r7:eb1cde60 r6:83cdc200 r5:85456000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84873880 INFO: task kworker/0:632:4715 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e09a5000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:633:4718 blocked for more than 461 seconds. r10:8291a684 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:85456c00 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84873bc0 r5:00001000 r4:eaf05000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552af8c r4:8552ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8552af8c r4:83cdc280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85456c00 r8:83cdc2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdc280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdc280 r8:80287e08 r7:eb1cde60 r6:83cdc300 r5:85456c00 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 r4:84873ac0 INFO: task kworker/0:633:4718 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e0c81000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_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 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:634:4719 blocked for more than 461 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) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552b38c r4:8552b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8552b38c r4:83cdc380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85454800 r8:83cdc3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdc380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdc380 r8:80287e08 r7:eb1e1e60 r6:83cdc400 r5:85454800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84873c00 INFO: task kworker/0:634:4719 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d20: e0c81000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:635:4721 blocked for more than 461 seconds. r5:85460000 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552b78c r4:8552b400 [<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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:636:4724 blocked for more than 461 seconds. r10:8291a684 r9:eb1edd84 r8:00000002 r7:60000113 r6:eb1edd8c r5:85460c00 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eaf83000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552bf8c r4:8552bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8552bf8c r4:83cdc580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85460c00 r8:83cdc5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdc580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdc580 r8:80287e08 r7:eb1dde60 r6:83cdc600 r5:85460c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1edfb0 to 0xeb1edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8498c280 INFO: task kworker/0:636:4724 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e1770000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:637:4725 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/0:637 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:eb1f1d84 r8:00000002 r7:60000013 r6:eb1f1d8c r5:85461800 r4:85461800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85461800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498c140 [<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(0xeb1f1fb0 to 0xeb1f1ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:638:4727 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/0:638 state:D stack:0 pid:4727 tgid:4727 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:85462400 r4:85462400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85462400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498c940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85462400 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:eb00d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85538b8c r4:85538800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85538b8c r4:83cdc780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85462400 r8:83cdc7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdc780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdc780 r8:80287e08 r7:eb1ede60 r6:83cdc800 r5:85462400 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 r4:8498c280 INFO: task kworker/0:638:4727 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e1e02000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+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) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85463c00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eafdd000 [<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 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498ca40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85464800 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:eb019000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85538f8c r4:85538c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85538f8c r4:83cdca00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85464800 r8:83cdca2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdca00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdca00 r8:80287e08 r7:eb1f5e60 r6:83cdca80 r5:85464800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1fdfb0 to 0xeb1fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8498c8c0 INFO: task kworker/0:640:4732 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e1e02000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:641:4734 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/0:641 state:D stack:0 pid:4734 tgid:4734 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb205d84 r8:00000002 r7:60000013 r6:eb205d8c r5:85465400 r4:85465400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85465400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498cbc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85465400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d20: e2112000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:642:4736 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/0:642 state:D stack:0 pid:4736 tgid:4736 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85466000 r4:85466000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85466000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8498cd80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85466000 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:eb037000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8553978c r4:85539400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8553978c r4:83cdcc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85466000 r8:83cdcc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdcc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdcc00 r8:80287e08 r7:eb205e60 r6:83cdcc80 r5:85466000 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 r4:8498cb00 INFO: task kworker/0:642:4736 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e2503000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:643:4737 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/0:643 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:eb1f9d84 r8:00000002 r7:60000113 r6:eb1f9d8c r5:85466c00 r4:85466c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85466c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8498cf40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85466c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85539b8c r4:85539800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb20dd84 r8:00000002 r7:60000113 r6:eb20dd8c r5:85463000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85539f8c r4:85539c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85463000 r8:83cdce2c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:645:4742 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/0:645 state:D stack:0 pid:4742 tgid:4742 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb215d84 r8:00000002 r7:60000113 r6:eb215d8c r5:854e8000 r4:854e8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854e8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e4040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb075000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8553a38c r4:8553a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8553a38c r4:83cdcf00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:83cdcf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdcf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdcf00 r8:80287e08 r7:eb20de60 r6:83cdcf80 r5:854e8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb215fb0 to 0xeb215ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84873fc0 INFO: task kworker/0:645:4742 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e28af000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_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 r5:00001000 r4:dfab3000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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 r9:854e8c00 r8:83cdc8ac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e28af000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings 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) r9:83018005 r8:854e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 r5:8553ab8c r4:8553a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8553ab8c r4:849e7080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854e9800 r8:849e70ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:849e7080 r8:80287e08 r7:eb219e60 r6:849e7100 r5:854e9800 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:161:4747 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/1:161 state:D stack:0 pid:4747 tgid:4747 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb225d84 r8:00000002 r7:60000113 r6:eb225d8c r5:8547ec00 r4:8547ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8547ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a1440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8547ec00 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:eb275000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549c38c r4:8549c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8549c38c r4:854c4400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8547ec00 r8:854c442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854c4400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854c4400 r8:80287e08 r7:eae1de60 r6:854c4480 r5:8547ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb225fb0 to 0xeb225ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a1afc0 INFO: task kworker/1:161:4747 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e32a4000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<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) 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:eb22de08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8554038c r4:85540000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849e7180 r8:80287e08 r7:eb21de60 r6:854c4500 r5:854e0000 [<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 r4:849e45c0 INFO: task kworker/0:648:4749 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e32a4000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:649:4751 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/0:649 state:D stack:0 pid:4751 tgid:4751 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb235d84 r8:00000002 r7:60000113 r6:eb235d8c r5:854e1800 r4:854e1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854e1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e4400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854e1800 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:eb093000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8553af8c r4:8553ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8553af8c r4:849e7200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854e1800 r8:849e722c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849e7200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e7200 r8:80287e08 r7:eb22de60 r6:854c4580 r5:854e1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb235fb0 to 0xeb235ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e4440 INFO: task kworker/0:649:4751 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e32a4000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:650:4753 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/0:650 state:D stack:0 pid:4753 tgid:4753 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb23dd84 r8:00000002 r7:60000113 r6:eb23dd8c r5:854e3000 r4:854e3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854e3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<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) r5:8553b38c r4:8553b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849e7280 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb241d84 r8:00000002 r7:60000113 r6:eb241d8c r5:854e0c00 r4:854e0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854e0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb241e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e4780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854e0c00 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:eb0bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8553b78c r4:8553b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8553b78c r4:849e7300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854e0c00 r8:849e732c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849e7300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e7300 r8:80287e08 r7:eb22de60 r6:854c4680 r5:854e0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb241fb0 to 0xeb241ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e4580 INFO: task kworker/0:651:4754 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e37ce000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r5:854e4800 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8553bb8c r4:8553b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849e7380 r8:80287e08 r7:eb22de60 r6:854c4700 r5:854e4800 INFO: task kworker/0:652:4756 is blocked on a mutex likely owned by task kworker/0:221:3758. Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:653:4759 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/0:653 state:D stack:0 pid:4759 tgid:4759 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb25dd84 r8:00000002 r7:60000013 r6:eb25dd8c r5:854e3c00 r4:854e3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854e3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e49c0 r5:8553bf8c r4:8553bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb25dfb0 to 0xeb25dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e4b00 INFO: task kworker/0:653:4759 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e3d5c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+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 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 Workqueue: events bpf_prog_free_deferred r5:854e5400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e4cc0 r5:8554078c r4:85540400 [<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 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb211d84 r8:00000002 r7:60000013 r6:eb211d8c r5:854ebc00 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85540f8c r4:85540c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:854ebc00 r8:849e752c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:656:4765 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/0:656 state:D stack:0 pid:4765 tgid:4765 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb279d84 r8:00000002 r7:60000013 r6:eb279d8c r5:854ed400 r4:854ed400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854ed400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb279e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e4e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb26f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85540b8c r4:85540800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85540b8c r4:849e7600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854ed400 r8:849e762c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849e7600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e7600 r8:80287e08 r7:eb211e60 r6:849e7680 r5:854ed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb279fb0 to 0xeb279ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e4ec0 INFO: task kworker/0:656:4765 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e4401000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb285d84 r8:00000002 r7:60000013 r6:eb285d8c r5:854ea400 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8554138c r4:85541000 r7:dddced80 r6:83018000 r5:8554138c r4:849e7700 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:658:4770 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/0:658 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:eb295d84 r8:00000002 r7:60000113 r6:eb295d8c r5:854ec800 r4:854ec800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559c2c0 r5:8554178c r4:85541400 r10:00000000 r9:849e7800 r8:80287e08 r7:eb285e60 r6:849e7880 r5:854ec800 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 1fe0: 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) r5:85541b8c r4:85541800 [<80287208>] (process_one_work) from [<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 Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e4d36000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:660:4774 blocked for more than 462 seconds. r4:84b30000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a9e08 r4:00000000 r5:85541f8c r4:85541c00 [<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(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:661 state:D stack:0 pid:4776 tgid:4776 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b5e08 [<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 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) 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 Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e572b000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:662:4779 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/0:662 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84b32400 r4:84b32400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b32400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:84a53780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b32400 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:e00e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8554238c r4:85542000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8554238c r4:849e7c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b32400 r8:849e7c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849e7c00 r10:00000000 r9:849e7c00 r8:80287e08 r7:eb2b5e60 r6:849e7c80 r5:84b32400 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 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 r5:8549df8c r4:8549dc00 r7:ddde2d80 r6:83018200 r5:8549df8c r4:854c4880 r4:854c4880 r10:00000000 r9:854c4880 r8:80287e08 r7:eae1de60 r6:854c4900 r5:854e6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb119fb0 to 0xeb119ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a1580 INFO: task kworker/1:162:4781 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e5c82000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:163:4785 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/1:163 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:854e6000 r4:854e6000 [<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) r4:00000000 r5:8549cf8c r4:8549cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8549cf8c r4:854c4980 r10:61c88647 r9:854e6000 r8:854c49ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a19c0 INFO: task kworker/1:163:4785 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e5fc3000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb255e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85542b8c r4:85542800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb109e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559cbc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85542f8c r4:85542c00 r7:dddced80 r6:83018000 r5:85542f8c r4:849e7e00 r10:61c88647 r9:84b33c00 r8:849e7e2c 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 Workqueue: events bpf_prog_free_deferred r4:00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e5fc3000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:665:4790 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/0:665 state:D stack:0 pid:4790 tgid:4790 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84b34800 r4:84b34800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b34800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8559cd40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b34800 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:e079b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549d38c r4:8549d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549d38c r4:849e7f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b34800 r8:849e7f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849e7f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e7f00 r8:80287e08 r7:eb109e60 r6:849e7f80 r5:84b34800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r5:8502638c r4:85026000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:666:4791 blocked for more than 462 seconds. r5:84b35400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ab7c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b35400 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:eaea7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8554378c r4:85543400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8554378c r4:855aa000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b35400 r8:855aa02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855aa000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855aa000 r8:80287e08 r7:eb129e60 r6:855aa080 r5:84b35400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8559cc80 INFO: task kworker/0:666:4791 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e6899000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r5:8502638c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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) r7:dddced80 r6:83018000 r5:8554338c r4:855aa100 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:164:4794 blocked for more than 462 seconds. r4:84b36c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d1e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8549d78c r4:8549d400 r10:61c88647 r9:84b36c00 r8:854c4b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e6f2f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:165:4796 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/1:165 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:eb2d5d84 r8:00000002 r7:60000113 r6:eb2d5d8c r5:84b30c00 r4:84b30c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b30c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a1840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b30c00 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:e89bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549db8c r4:8549d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8549db8c r4:854c4b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b30c00 r8:854c4bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854c4b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854c4b80 r8:80287e08 r7:eb119e60 r6:855aa280 r5:84b30c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a1d80 INFO: task kworker/1:165:4796 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e6f2f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:166:4798 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/1:166 state:D stack:0 pid:4798 tgid:4798 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2d9d84 r8:00000002 r7:60000013 r6:eb2d9d8c r5:854eb000 r4:854eb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854eb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b0040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8549e38c r4:8549e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8549e38c r4:854c4c00 r10:61c88647 r9:854eb000 r8:854c4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:854e2400 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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 r5:855b0140 r5:00001000 r4:eab2d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549e78c r4:8549e400 r7:ddde2d80 r6:83018200 r5:8549e78c r4:854c4c80 r10:00000000 r9:854c4c80 r8:80287e08 r7:eb2d9e60 r6:854c4d00 r5:854e2400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:168:4803 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/1:168 state:D stack:0 pid:4803 tgid:4803 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2e1d84 r8:00000002 r7:60000113 r6:eb2e1d8c 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:eb2e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b0300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85476000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacb5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549eb8c r4:8549e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8549eb8c r4:854c4d80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854c4dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854c4d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854c4d80 r8:80287e08 r7:eb2c5e60 r6:854c4e00 r5:85476000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855b0100 INFO: task kworker/1:168:4803 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e7578000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:169:4804 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/1:169 state:D stack:0 pid:4804 tgid:4804 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eb2ddd8c 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: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 r5:855b0d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85558000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<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) r5:84876b8c r4:84876800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84876b8c r4:854c4e80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854c4eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854c4e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854c4e80 r8:80287e08 r7:eb2e1e60 r6:854c4f00 r5:85558000 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 r4:855b02c0 INFO: task kworker/1:169:4804 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e7578000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fa0: 00000000 00000000 00000000 00000000 r4:8509db40 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:eb2e9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b05c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85558c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<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) r5:8549ef8c r4:8549ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8549ef8c r4:854c4f80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854c4fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854c4f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854c4f80 r8:80287e08 r7:eb2dde60 r6:854c4a80 r5:85558c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855b02c0 INFO: task kworker/1:170:4805 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e79ca000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:171 state:D stack:0 pid:4807 tgid:4807 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:ead5f000 r5:8549f38c r4:8549f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:855a9000 r8:80287e08 r7:eb2dde60 r6:855a9080 r5:85559800 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e7c7c000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:172:4810 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/1:172 state:D stack:0 pid:4810 tgid:4810 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2f1d84 r8:00000002 r7:60000013 r6:eb2f1d8c r5:8555bc00 r4:8555bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8555bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b08c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8555bc00 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:ead7d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549f78c r4:8549f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8549f78c r4:855a9100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8555bc00 r8:855a912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855a9100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a9100 r8:80287e08 r7:eb2dde60 r6:855a9180 r5:8555bc00 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 r4:855b0940 INFO: task kworker/1:172:4810 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:00000001 1fe0: 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) r9:83018205 r8:8555b000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 r5:8549fb8c r4:8549f800 [<80287208>] (process_one_work) 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: r4:00000000 1d20: e8057000 ed76b000 00000001 80239b98 7f16f000 00000001 r4:e0581dc0 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) 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) r5:8549ff8c r4:8549fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8549ff8c r4:855a9300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8555c800 r8:855a932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855a9300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a9300 r8:80287e08 r7:eb2dde60 r6:855a9380 r5:8555c800 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 r4:855b0c80 INFO: task kworker/1:174:4814 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e8528000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0581fb0 to 0xe0581ff8) 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 r8:8555e000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 r5:8556438c r4:85564000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:855a9400 dfa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a5040 r5:8556478c r4:85564400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8556478c r4:855a9500 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:855a952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855a9500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a9500 r8:80287e08 r7:eb2fde60 r6:855a9580 r5:8555ec00 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 r4:855a5080 INFO: task kworker/1:176:4818 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e8528000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Not tainted 6.15.0-rc7-syzkaller #0 r4:8555a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb305e08 r5:00001000 r4:eb0f3000 r5:85564f8c r4:85564c00 r7:ddde2d80 r6:83018200 r5:85564f8c r4:855a9600 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<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) r4:00000001 INFO: task kworker/1:178:4822 blocked for more than 462 seconds. r5:85480c00 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) r5:85564b8c r4:85564800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85564b8c r4:855a9700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85480c00 r8:855a972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855a9700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a9700 r8:80287e08 r7:eb305e60 r6:855a9780 r5:85480c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb30dfb0 to 0xeb30dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a5080 INFO: task kworker/1:178:4822 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e8a6a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:668:4823 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/0:668 state:D stack:0 pid:4823 tgid:4823 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb315d84 r8:00000002 r7:60000113 r6:eb315d8c r5:85482400 r4:85482400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85482400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a53940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85482400 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:e08ab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8561478c r4:85614400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:855aa380 5fa0: 00000000 00000000 00000000 00000000 Call trace: 1d20: e8a6a000 ed76b000 00000001 80239b98 7f16f000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 [<804e7788>] (_vm_unmap_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:eb139000 r5:85565b8c r4:85565800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85565b8c r4:855aa400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85480000 r8:855aa42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855aa400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855aa400 r8:80287e08 r7:eb315e60 r6:855a9880 r5:85480000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb311fb0 to 0xeb311ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855ab8c0 INFO: task kworker/0:669:4826 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e8b2f000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:179:4828 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/1:179 state:D stack:0 pid:4828 tgid:4828 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb301d84 r8:00000002 r7:60000113 r6:eb301d8c r5:85483000 r4:85483000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85483000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb301e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a5900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85483000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8556538c r4:85565000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8556538c r4:855a9900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85483000 r8:855a992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855a9900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 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) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:180:4830 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/1:180 state:D stack:0 pid:4830 tgid:4830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb309d84 r8:00000002 r7:60000013 r6:eb309d8c r5:85483c00 r4:85483c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85483c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a1000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85483c00 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:eb167000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85565f8c r4:85565c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85565f8c r4:855a9a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85483c00 r8:855a9a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855a9a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a9a00 r8:80287e08 r7:eb301e60 r6:855a9a80 r5:85483c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb309fb0 to 0xeb309ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a5840 INFO: task kworker/1:180:4830 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e90f7000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85484800 r4:8291a680 r4:00000000 r4:00000000 r5:8556578c r4:85565400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85484800 r8:855a9b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a5a00 INFO: task kworker/1:181:4832 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e9453000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8509f580 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: r5:85486000 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) r5:85543b8c r4:85543800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85543b8c r4:855aa480 r10:61c88647 r9:85486000 r8:855aa4ac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r5:00001000 r4:dfab3000 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 task:kworker/0:671 state:D stack:0 pid:4837 tgid:4837 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:eb151000 r5:85543f8c r4:85543c00 r10:00000000 r9:855aa500 r8:80287e08 r7:eb315e60 r6:855aa580 r5:85552400 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e95d6000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:672:4838 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/0:672 state:D stack:0 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb331d84 r8:00000002 r7:60000113 r6:eb331d8c r5:85553c00 r4:85553c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85553c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a53800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85553c00 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:e0637000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8561438c r4:85614000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561438c r4:855aa600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85553c00 r8:855aa62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855aa600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855aa600 r8:80287e08 r7:eb315e60 r6:855aa680 r5:85553c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb331fb0 to 0xeb331ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855abc00 INFO: task kworker/0:672:4838 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e96f6000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:182:4840 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/1:182 state:D stack:0 pid:4840 tgid:4840 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb325d84 r8:00000002 r7:60000013 r6:eb325d8c 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:eb325e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ad040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85554800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb175000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556638c r4:85566000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8556638c r4:855a9c80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:855a9cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855a9c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a9c80 r8:80287e08 r7:eb309e60 r6:855aa700 r5:85554800 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 r4:855a5bc0 INFO: task kworker/1:182:4840 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: e96f6000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 r4:00000000 r5:8556778c r4:85567400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:855a9d00 r8:80287e08 r7:eb325e60 r6:855aa780 r5:85555400 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:184:4843 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/1:184 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:eb35dd84 r8:00000002 r7:60000113 r6:eb35dd8c r5:85556c00 r4:85556c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85566b8c r4:85566800 [<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 [<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) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:185:4846 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/1:185 state:D stack:0 pid:4846 tgid:4846 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:eb375d8c r5:85551800 r4:85551800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85551800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855ad300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85551800 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:eb367000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85566f8c r4:85566c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85566f8c r4:855a9e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85551800 r8:855a9eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855a9e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a9e80 r8:80287e08 r7:eb33de60 r6:855aa880 r5:85551800 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 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r10:61c88647 r9:84beec00 r8:8509f5ac 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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ad500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85553000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb36d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556738c r4:85567000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8556738c r4:855a9f00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:855a9f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855a9f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a9f00 r8:80287e08 r7:eb33de60 r6:855aa900 r5:85553000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb391fb0 to 0xeb391ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855ad340 INFO: task kworker/1:186:4847 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ea0f4000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:187:4849 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/1:187 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:eb3a1d84 r8:00000002 r7:60000013 r6:eb3a1d8c r5:85556000 r4:85556000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85556000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855adb00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85556000 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557078c r4:85570400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557078c r4:855a9f80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:855a9fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855a9f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a9f80 r8:80287e08 r7:eb33de60 r6:855aa980 r5:85556000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3a1fb0 to 0xeb3a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855ad480 INFO: task kworker/1:187:4849 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff [<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 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:188:4851 blocked for more than 463 seconds. Call trace: r4:85550c00 r5:85550c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a9e08 [<804e7788>] (_vm_unmap_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) r5:85567b8c r4:85567800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85550c00 r8:849e602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:849e6000 r8:80287e08 r7:eb3a1e60 r6:855aaa00 r5:85550c00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ea84a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:189:4854 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/1:189 state:D stack:0 pid:4854 tgid:4854 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3c1d84 r8:00000002 r7:60000113 r6:eb3c1d8c 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:eb3c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ad880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85550000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85567f8c r4:85567c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85567f8c r4:849e6080 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:849e60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e6080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e6080 r8:80287e08 r7:eb3a1e60 r6:855aaa80 r5:85550000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855ad6c0 INFO: task kworker/1:189:4854 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r5:8557038c r4:85570000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557038c r4:849e6100 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:849e612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e6100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e6100 r8:80287e08 r7:eb3a1e60 r6:855aab00 r5:833e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3c9fb0 to 0xeb3c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855ad800 INFO: task kworker/1:190:4855 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: eab30000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:673:4862 blocked for more than 463 seconds. r4:84b40000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85614f8c r4:85614c00 r10:61c88647 r9:84b40000 r8:855aabac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<80287208>] (process_one_work) 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(0xe0581fb0 to 0xe0581ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb335d84 r8:00000002 r7:60000113 r6:eb335d8c r5:84b41800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85614b8c r4:85614800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85614b8c r4:855aad00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b41800 r8:855aad2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855aad00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855aad00 r8:80287e08 r7:eb3d5e60 r6:855aad80 r5:84b41800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb335fb0 to 0xeb335ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a53c00 INFO: task kworker/0:674:4863 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: eaf84000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:191:4864 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/1:191 state:D stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3d9d84 r8:00000002 r7:60000113 r6:eb3d9d8c r5:84b42400 r4:84b42400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b42400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855adc00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b42400 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:dfd45000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85570b8c r4:85570800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85570b8c r4:849e6180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b42400 r8:849e61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e6180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e6180 r8:80287e08 r7:eb3a1e60 r6:855aac80 r5:84b42400 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 r4:855add40 INFO: task kworker/1:191:4864 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: eaf84000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:192:4866 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/1:192 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:eb3e1d84 r8:00000002 r7:60000013 r6:eb3e1d8c r5:84b43000 r4:84b43000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b43000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r4:00000000 r5:85571b8c r4:85571800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85571b8c r4:849e6200 r10:61c88647 r9:84b43000 r8:849e622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84b43c00 r4:8291a680 r4:00000000 r5:00001000 r4:eaf43000 r5:85570f8c r4:85570c00 r10:61c88647 r9:84b43c00 r8:849e62ac 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 r4:855add40 INFO: task kworker/1:193:4867 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: eba2d000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:675:4869 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/0:675 state:D stack:0 pid:4869 tgid:4869 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3ddd84 r8:00000002 r7:60000113 r6:eb3ddd8c r5:84b44800 r4:84b44800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b44800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) 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 r5:84a53540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b44800 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:eac1f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8561578c r4:85615400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561578c r4:855aaf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b44800 r8:855aaf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855aaf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855aaf00 r8:80287e08 r7:eb3d5e60 r6:855aaf80 r5:84b44800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3ddfb0 to 0xeb3ddff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:676:4870 blocked for more than 463 seconds. r10:8291a684 r9:eb3e9d84 r8:00000002 r7:60000113 r6:eb3e9d8c r5:84b45400 r4:84b45400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b45400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:84a53ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b45400 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:eabf9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8561538c r4:85615000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561538c r4:83387e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b45400 r8:83387eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83387e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83387e80 r8:80287e08 r7:eb3dde60 r6:83387e00 r5:84b45400 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 r4:84a53d00 INFO: task kworker/0:676:4870 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ec046000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) task:kworker/0:677 state:D stack:0 pid:4872 tgid:4872 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:eac81000 r5:85615f8c r4:85615c00 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) r4:8509f580 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85615b8c r4:85615800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85615b8c r4:8498f100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b46c00 r8:8498f12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8498f100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8498f100 r8:80287e08 r7:eb3f1e60 r6:8498f180 r5:84b46c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3edfb0 to 0xeb3edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8559c400 INFO: task kworker/0:678:4875 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ec40a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:679:4876 blocked for more than 463 seconds. r5:84b40c00 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) r5:8561638c r4:85616000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8498f200 r8:80287e08 r7:eb3f1e60 r6:8498f280 r5:84b40c00 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:00000000 r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:680:4879 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/0:680 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3f9d84 r8:00000002 r7:60000113 r6:eb3f9d8c r5:8547e000 r4:8547e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8547e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84957440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8547e000 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: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) r5:85616b8c r4:85616800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85616b8c r4:8498f300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8547e000 r8:8498f32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8498f300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8498f300 r8:80287e08 r7:eb3f5e60 r6:8498f380 r5:8547e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84957100 INFO: task kworker/0:680:4879 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 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) r9:83018005 r8:854ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 r5:8561678c r4:85616400 r10:61c88647 r9:854ee000 r8:8498f42c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:8502638c r4:85026000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:682:4883 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/0:682 state:D stack:0 pid:4883 tgid:4883 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84b50000 r4:84b50000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b50000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84957d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b50000 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:eaff3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85617b8c r4:85617800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85617b8c r4:8498f500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b50000 r8:8498f52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8498f500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8498f500 r8:80287e08 r7:eb3f9e60 r6:8498f580 r5:84b50000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb401fb0 to 0xeb401ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84957380 INFO: task kworker/0:682:4883 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ec894000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:683:4884 blocked for more than 463 seconds. Call trace: r4:84b50c00 r5:84b50c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849575c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85616f8c r4:85616c00 [<80287208>] (process_one_work) 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 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:684:4886 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/0:684 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb409d84 r8:00000002 r7:60000013 r6:eb409d8c r5:84b51800 r4:84b51800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b51800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb409e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84957740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b51800 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:eaf0f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8561738c r4:85617000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561738c r4:8498f700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b51800 r8:8498f72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8498f700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8498f700 r8:80287e08 r7:eb401e60 r6:8498f780 r5:84b51800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb409fb0 to 0xeb409ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84957880 INFO: task kworker/0:684:4886 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ecd4a000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:685:4889 blocked for more than 463 seconds. Call trace: r4:84b53c00 r5:84b53c00 r4:8291a680 [<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) r5:8561778c r4:85617400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561778c r4:8498f800 r10:61c88647 r9:84b53c00 r8:8498f82c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8498f800 r8:80287e08 r7:eb401e60 r6:8498f880 r5:84b53c00 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 r4:84957980 INFO: task kworker/0:685:4889 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ed154000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:194:4890 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/1:194 state:D stack:0 pid:4890 tgid:4890 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84b54800 r4:84b54800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b54800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855ae2c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b54800 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:eaf61000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557138c r4:85571000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557138c r4:849e6300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b54800 r8:849e632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e6300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e6300 r8:80287e08 r7:eb3e1e60 r6:8498f900 r5:84b54800 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 r4:855ae100 INFO: task kworker/1:194:4890 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ed154000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:dfab3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:686:4894 blocked for more than 463 seconds. r4:84b52400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:00001000 r4:eb02d000 r5:8562038c r4:85620000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562038c r4:8498f980 r10:61c88647 r9:84b52400 r8:8498f9ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xeb421fb0 to 0xeb421ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84957d00 INFO: task kworker/0:686:4894 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ed3d0000 ed76b000 00000001 80239b98 7f16f000 00000001 1d40: 82ac15a0 7f16f000 ed76b000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 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:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502638c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:687:4895 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/0:687 state:D stack:0 pid:4895 tgid:4895 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb40dd84 r8:00000002 r7:60000013 r6:eb40dd8c r5:85485400 r4:85485400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85485400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 r5:85617f8c r4:85617c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85485400 r8:8498faac 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) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509d700 [<80287208>] (process_one_work) 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 r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Call trace: r5:85481800 r4:8291a680 r4:00000000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85481800 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:eb04b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562078c r4:85620400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562078c r4:8498fb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85481800 r8:8498fb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8498fb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8498fb00 r8:80287e08 r7:eb421e60 r6:849e6400 r5:85481800 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 r4:84957800 INFO: task kworker/0:688:4898 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 7fd04000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 90070013 ffffffff r5:90070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 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 r5:855a8240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85486c00 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: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) r5:85620b8c r4:85620800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85620b8c r4:8498fb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85486c00 r8:8498fbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8498fb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8498fb80 r8:80287e08 r7:eb425e60 r6:849e6480 r5:85486c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb429fb0 to 0xeb429ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a8080 INFO: task kworker/0:689:4900 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 7fd04000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 90070013 ffffffff r5:90070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 INFO: task kworker/0:690:4901 blocked for more than 463 seconds. Call trace: r4:8555d400 r5:8555d400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a8580 r5:8562178c r4:85621400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562178c r4:8498fc00 r10:00000000 r9:8498fc00 r8:80287e08 r7:eb429e60 r6:849e6500 r5:8555d400 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 80166000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:195:4903 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/1:195 state:D stack:0 pid:4903 tgid:4903 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb435d84 r8:00000002 r7:60000013 r6:eb435d8c r5:855e0c00 r4:855e0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855e0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb435e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c0040 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8557178c r4:85571400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849e6580 5fa0: 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:e0581dc0 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85620f8c r4:85620c00 [<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 r9:8498fc80 r8:80287e08 r7:eb42de60 r6:8498fd00 r5:84b53000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a8200 INFO: task kworker/0:691:4904 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 804a0000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:692:4906 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/0:692 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:84b56c00 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:eb439e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a84c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b56c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<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) r5:8562138c r4:85621000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562138c r4:8498fd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b56c00 r8:8498fdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8498fd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8498fd80 r8:80287e08 r7:eb42de60 r6:8498fe00 r5:84b56c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb439fb0 to 0xeb439ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:855a82c0 [<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 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:693:4909 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/0:693 state:D stack:0 pid:4909 tgid:4909 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb43dd84 r8:00000002 r7:60000113 r6:eb43dd8c r5:84b56000 r4:84b56000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b56000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a8700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b56000 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: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) r5:85621b8c r4:85621800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85621b8c r4:8498fe80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b56000 r8:8498feac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8498fe80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8498fe80 r8:80287e08 r7:eb42de60 r6:8498ff00 r5:84b56000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:855a8840 [<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) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r4:00000000 r5:85621f8c r4:85621c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84b55400 r8:8498ffac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:855a8680 Workqueue: events bpf_prog_free_deferred r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:695:4913 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/0:695 state:D stack:0 pid:4913 tgid:4913 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb411d84 r8:00000002 r7:60000113 r6:eb411d8c r5:84b58000 r4:84b58000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b58000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a8ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b58000 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: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) r5:8562238c r4:85622000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562238c r4:855b6080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b58000 r8:855b60ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855b6080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855b6080 r8:80287e08 r7:eb441e60 r6:855b6100 r5:84b58000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb411fb0 to 0xeb411ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a8680 INFO: task kworker/0:695:4913 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:696:4915 blocked for more than 463 seconds. r4:84b58c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:8562278c r4:85622400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<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) r5:85d62f8c r4:85d62c00 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) 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/0:697 state:D stack:0 pid:4917 tgid:4917 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb455d84 r8:00000002 r7:60000013 r6:eb455d8c r5:855e2400 r4:855e2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855e2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a8cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855e2400 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:eb243000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85622b8c r4:85622800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85622b8c r4:855b6280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855e2400 r8:855b62ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855b6280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855b6280 r8:80287e08 r7:eb445e60 r6:849e6680 r5:855e2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb455fb0 to 0xeb455ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a8d40 INFO: task kworker/0:697:4917 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r5:00001000 r4:eecd1000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:698 state:D stack:0 pid:4919 tgid:4919 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r9:83018005 r8:855e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 r5:85623f8c r4:85623c00 r7:dddced80 r6:83018000 r5:85623f8c r4:855b6300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855e3000 r8:855b632c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855b6300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855b6300 r8:80287e08 r7:eb455e60 r6:849e6700 r5:855e3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb45dfb0 to 0xeb45dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a8d00 INFO: task kworker/0:698:4919 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 81103000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:855e1800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85622f8c r4:85622c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85622f8c r4:855b6380 r10:61c88647 r9:855e1800 r8:855b63ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:80070013 r4:80239bb0 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:700:4922 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/0:700 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:eb469d84 r8:00000002 r7:60000013 r6:eb469d8c r5:855e0000 r4:855e0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855e0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84957fc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855e0000 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:eb261000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562338c r4:85623000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562338c r4:855b6400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855e0000 r8:855b642c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855b6400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855b6400 r8:80287e08 r7:eb45de60 r6:849e6800 r5:855e0000 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 r4:855a8e00 INFO: task kworker/0:700:4922 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:701:4924 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/0:701 state:D stack:0 pid:4924 tgid:4924 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb471d84 r8:00000002 r7:60000013 r6:eb471d8c r5:855e3c00 r4:855e3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855e3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+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) r9:83018005 r8:855e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 r5:8562378c r4:85623400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562378c r4:855b6480 r10:61c88647 r9:855e3c00 r8:855b64ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:855b6480 r8:80287e08 r7:eb45de60 r6:849e6880 r5:855e3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb471fb0 to 0xeb471ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855c2100 INFO: task kworker/0:701:4924 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 81bcf000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85623b8c r4:85623800 r7:dddced80 r6:83018000 r5:85623b8c r4:855b6500 r4:855c2100 1d20: 81bcf000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb479d84 r8:00000002 r7:60000113 r6:eb479d8c r5:855e6000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8562cf8c r4:8562cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562cf8c r4:855b6580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855e6000 r8:855b65ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855b6580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855b6580 r8:80287e08 r7:eb45de60 r6:849e6980 r5:855e6000 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 r4:855c2100 INFO: task kworker/0:703:4928 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 821b3000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 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:eb47de08 r9:83018005 r8:855e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 r5:8562c38c r4:8562c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:855b6600 r8:80287e08 r7:eb479e60 r6:849e6a00 r5:855e6c00 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:196:4935 blocked for more than 463 seconds. r10:8291a684 r9:eb46dd84 r8:00000002 r7:60000113 r6:eb46dd8c r5:855e4800 [<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 r9:855e4800 r8:849e6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855c0100 INFO: task kworker/1:196:4935 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 821b3000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) r10:8291a684 r9:eb2b9d84 r8:00000002 r7:60000013 r6:eb2b9d8c r5:855e8000 r9:83018205 r8:855e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 r5:85571f8c r4:85571c00 r10:61c88647 r9:855e8000 r8:849e6bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e6b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e6b80 r8:80287e08 r7:eb46de60 r6:849e6c00 r5:855e8000 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 Workqueue: events bpf_prog_free_deferred r5:80070013 r4:80239bb0 r4:e0581dc0 r5:00001000 r4:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:855e8c00 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) r5:8557238c r4:85572000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:855e8c00 r8:849e6cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d20: 82974000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:199 state:D stack:0 pid:4942 tgid:4942 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb481e08 r9:83018205 r8:84b5b000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 r5:85572b8c r4:85572800 r10:61c88647 r9:84b5b000 r8:849e6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xeb481fb0 to 0xeb481ff8) r4:855c0580 r4:00000000 r4:82ac21e4 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:200:4943 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/1:200 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eb485d8c r5:84b59800 r4:84b59800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b59800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb485e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c0900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b59800 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: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) r5:85572f8c r4:85572c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85572f8c r4:849e6e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b59800 r8:849e6e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e6e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e6e00 r8:80287e08 r7:eb481e60 r6:855b6700 r5:84b59800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb485fb0 to 0xeb485ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855c06c0 INFO: task kworker/1:200:4943 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 830af000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8557378c r4:849e6e80 r10:00000000 r9:849e6e80 r8:80287e08 r7:eb485e60 r6:855b6780 r5:84b5bc00 Exception stack(0xeb489fb0 to 0xeb489ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855c0a40 INFO: task kworker/1:201:4945 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 830af000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<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) r5:8557338c r4:85573000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:855e9800 r8:849e6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:705:4949 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/0:705 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:eb48dd84 r8:00000002 r7:60000113 r6:eb48dd8c r5:84b5c800 r4:84b5c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b5c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b5c800 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:ead97000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562cb8c r4:8562c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562cb8c r4:855b6800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b5c800 r8:855b682c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855b6800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855b6800 r8:80287e08 r7:eb479e60 r6:855b6880 r5:84b5c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb48dfb0 to 0xeb48dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855c2c00 INFO: task kworker/0:705:4949 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 834be000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) 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 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:203:4950 blocked for more than 463 seconds. Workqueue: events bpf_prog_free_deferred r4:84b5d400 r5:84b5d400 r4:8291a680 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) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:855bd000 r8:80287e08 r7:eb489e60 r6:855b6900 r5:84b5d400 r4:00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:204:4952 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/1:204 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb495d84 r8:00000002 r7:60000113 r6:eb495d8c r5:855ebc00 r4:855ebc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855ebc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f6500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855ebc00 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:eae23000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85573f8c r4:85573c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85573f8c r4:855bd080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855ebc00 r8:855bd0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855bd080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855bd080 r8:80287e08 r7:eb491e60 r6:855bd100 r5:855ebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb495fb0 to 0xeb495ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:855c09c0 Workqueue: events bpf_prog_free_deferred [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 INFO: task kworker/1:205:4954 blocked for more than 463 seconds. r10:8291a684 r9:eb49dd84 r8:00000002 r7:60000013 r6:eb49dd8c r5:855ec800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557cb8c r4:8557c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557cb8c r4:855bd180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:855bd1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855bd180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855bd180 r8:80287e08 r7:eb495e60 r6:855bd200 r5:855ec800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb49dfb0 to 0xeb49dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855c0f00 INFO: task kworker/1:205:4954 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 83c89000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:206:4956 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/1:206 state:D stack:0 pid:4956 tgid:4956 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:84876f8c r4:855bd280 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:207:4959 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/1:207 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4a5d84 r8:00000002 r7:60000013 r6:eb4a5d8c r5:855ee000 r4:855ee000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855ee000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b9240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855ee000 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: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) r5:8557c38c r4:8557c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557c38c r4:855bd380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855ee000 r8:855bd3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855bd380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855bd380 r8:80287e08 r7:eb49de60 r6:855bd400 r5:855ee000 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 r4:855b9180 INFO: task kworker/1:207:4959 is blocked on a mutex likely owned by task kworker/0:221:3758. r4:00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eb4a9d84 r8:00000002 r7:60000013 r6:eb4a9d8c r5:855ed400 r9:83018205 r8:855ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r7:ddde2d80 r6:83018200 r5:8557c78c r4:855bd480 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d20: 8407e000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:82ac21e4 r4:e0581dc0 r4:00000000 r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:209:4964 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/1:209 state:D stack:0 pid:4964 tgid:4964 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4add84 r8:00000002 r7:60000113 r6:eb4add8c r5:855f0c00 r4:855f0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855f0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b9d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855f0c00 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:eb137000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557cf8c r4:8557cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557cf8c r4:855bd580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855f0c00 r8:855bd5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855bd580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855bd580 r8:80287e08 r7:eb49de60 r6:855bd600 r5:855f0c00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:82ac21e4 r4:e0581dc0 r4:00000000 r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:706:4965 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/0:706 state:D stack:0 pid:4965 tgid:4965 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4b5d84 r8:00000002 r7:60000113 r6:eb4b5d8c r5:855f2400 r4:855f2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855f2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855f2400 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:eb11f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562d38c r4:8562d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562d38c r4:855b6980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855f2400 r8:855b69ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855b6980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855b6980 r8:80287e08 r7:eb479e60 r6:855bd680 r5:855f2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4b5fb0 to 0xeb4b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:855c26c0 Workqueue: events bpf_prog_free_deferred r4:00000000 Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:00000000 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 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) r5:855f3000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba3c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855f3000 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:e899f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562e78c r4:8562e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562e78c r4:855b6a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855f3000 r8:855b6a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855b6a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855b6a00 r8:80287e08 r7:eb4b5e60 r6:855bd700 r5:855f3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4bdfb0 to 0xeb4bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855c2740 INFO: task kworker/0:707:4967 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 84674000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:708:4968 blocked for more than 464 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:708 state:D stack:0 pid:4968 tgid:4968 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:855f1800 r4:855f1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855f1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854ba1c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855f1800 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: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) r5:8562db8c r4:8562d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562db8c r4:855b6a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855f1800 r8:855b6aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855b6a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855b6a80 r8:80287e08 r7:eb4bde60 r6:855bd780 r5:855f1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855c2740 INFO: task kworker/0:708:4968 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 84674000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 r4:00000000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) task:kworker/1:210 state:D stack:0 pid:4969 tgid:4969 ppid:2 task_flags:0x4208060 flags:0x00000000 [<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) r9:83018205 r8:855f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557d78c r4:8557d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557d78c r4:855bd800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855f3c00 r8:855bd82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855bd800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855bd800 r8:80287e08 r7:eb4ade60 r6:855bd880 r5:855f3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4c5fb0 to 0xeb4c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855b9b40 INFO: task kworker/1:210:4969 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8494b000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 INFO: task kworker/1:211:4971 blocked for more than 464 seconds. [<804e7788>] (_vm_unmap_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 r5:8557d38c r4:855bd900 Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:212:4975 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/1:212 state:D stack:0 pid:4975 tgid:4975 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4c9d84 r8:00000002 r7:60000013 r6:eb4c9d8c r5:855f4800 r4:855f4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855f4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855be040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855f4800 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: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) r5:8557db8c r4:8557d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557db8c r4:855bda00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855f4800 r8:855bda2c 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 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:e0581dc0 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) 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/1:213 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 r9:83018205 r8:855f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 r5:8557df8c r4:8557dc00 r10:61c88647 r9:855f6000 r8:855bdb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:855be080 INFO: task kworker/1:213:4976 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 84e02000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:214:4979 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/1:214 state:D stack:0 pid:4979 tgid:4979 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:855f6c00 r4:855f6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855f6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855be700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855f6c00 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:eb399000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557eb8c r4:8557e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557eb8c r4:855bdc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855f6c00 r8:855bdc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855bdc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855bdc00 r8:80287e08 r7:eb44de60 r6:855bdc80 r5:855f6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb499fb0 to 0xeb499ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855be240 INFO: task kworker/1:214:4979 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 85184000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:215:4980 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/1:215 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:eb4d1d84 r8:00000002 r7:60000013 r6:eb4d1d8c r5:855f5400 r4:855f5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855f5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855be380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855f5400 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:eb36f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557e38c r4:8557e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557e38c r4:855bdd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855f5400 r8:855bdd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855bdd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855bdd00 r8:80287e08 r7:eb499e60 r6:855bdd80 r5:855f5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855be300 INFO: task kworker/1:215:4980 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 854cf000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:216:4982 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/1:216 state:D stack:0 pid:4982 tgid:4982 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4cdd84 r8:00000002 r7:60000013 r6:eb4cdd8c 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:eb4cde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855be500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb379000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557e78c r4:8557e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557e78c r4:855bde00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:855bde2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855bde00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855bde00 r8:80287e08 r7:eb499e60 r6:855bde80 r5:855eec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4cdfb0 to 0xeb4cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855be300 INFO: task kworker/1:216:4982 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 854cf000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:217:4984 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/1:217 state:D stack:0 pid:4984 tgid:4984 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:855ea400 r4:855ea400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855ea400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855be800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855ea400 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:eb3a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557ef8c r4:8557ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557ef8c r4:855bdf00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:855bdf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855bdf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855bdf00 r8:80287e08 r7:eb499e60 r6:855bdf80 r5:855ea400 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 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855be6c0 INFO: task kworker/1:217:4984 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 856d4000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:218:4986 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/1:218 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4d9d84 r8:00000002 r7:60000113 r6:eb4d9d8c r5:855f8000 r4:855f8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855f8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855be9c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855f8000 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:eb3b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557f38c r4:8557f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557f38c r4:855af000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855f8000 r8:855af02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855af000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855af000 r8:80287e08 r7:eb4d5e60 r6:855af080 r5:855f8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 1d20: 856d4000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:82ac21e4 r4:e0581dc0 r4:00000000 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:219:4988 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/1:219 state:D stack:0 pid:4988 tgid:4988 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4ddd84 r8:00000002 r7:60000113 r6:eb4ddd8c r5:855f8c00 r4:855f8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855f8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bea80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855f8c00 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:eb3c5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557f78c r4:8557f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557f78c r4:855af100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855f8c00 r8:855af12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855af100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855af100 r8:80287e08 r7:eb4d9e60 r6:855af180 r5:855f8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4ddfb0 to 0xeb4ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855be980 INFO: task kworker/1:219:4988 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 85c19000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:220:4990 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/1:220 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4e1d84 r8:00000002 r7:60000013 r6:eb4e1d8c r5:855f9800 r4:855f9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855f9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855beec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855f9800 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:eb4f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557ff8c r4:8557fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557ff8c r4:855af200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855f9800 r8:855af22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855af200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855af200 r8:80287e08 r7:eb4dde60 r6:855af280 r5:855f9800 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 r4:855be980 INFO: task kworker/1:220:4990 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 85e52000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:221:4992 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/1:221 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:eb4e9d84 r8:00000002 r7:60000113 r6:eb4e9d8c r5:855fa400 r4:855fa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855fa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855becc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855fa400 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:eb4eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8557fb8c r4:8557f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:855fa400 r8:855af32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:855af300 r8:80287e08 r7:eb4e1e60 r6:855af380 r5:855fa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4e9fb0 to 0xeb4e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855bec80 INFO: task kworker/1:221:4992 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 85e52000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:222:4994 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/1:222 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4f5d84 r8:00000002 r7:60000013 r6:eb4f5d8c r5:855fb000 r4:855fb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855fb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855c2840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855fb000 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:eb4ff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:845c838c r4:845c8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:845c838c r4:855af400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855fb000 r8:855af42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855af400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855af400 r8:80287e08 r7:eb4e1e60 r6:855af480 r5:855fb000 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 r4:855bed40 INFO: task kworker/1:222:4994 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 86201000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:223:4996 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/1:223 state:D stack:0 pid:4996 tgid:4996 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4fdd84 r8:00000002 r7:60000113 r6:eb4fdd8c r5:855fbc00 r4:855fbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855fbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855fbc00 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:eb513000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:845c8b8c r4:845c8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:845c8b8c r4:855af500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855fbc00 r8:855af52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855af500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855af500 r8:80287e08 r7:eb4f5e60 r6:855af580 r5:855fbc00 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 r4:855bef80 INFO: task kworker/1:223:4996 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 86201000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:224:4999 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/1:224 state:D stack:0 pid:4999 tgid:4999 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb521d84 r8:00000002 r7:60000113 r6:eb521d8c r5:84b5ec00 r4:84b5ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b5ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+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) r5:845c878c r4:845c8400 [<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 r9:84b5ec00 r8:855af62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855af600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855af600 r8:80287e08 r7:eb4fde60 r6:855b6b00 r5:84b5ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb521fb0 to 0xeb521ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a6280 INFO: task kworker/1:224:4999 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 866b7000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_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 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:225:5000 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/1:225 state:D stack:0 pid:5000 tgid:5000 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:845a8000 r4:845a8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845a8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855a6500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845a8000 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:eb53d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:845c978c r4:845c9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:845c978c r4:855af680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:855af680 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) 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/1:226 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6340 r5:845c8f8c r4:845c8c00 [<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 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:227:5003 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/1:227 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:845aa400 r4:845aa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845aa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855a6440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 r5:845c938c r4:845c9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:845c938c r4:855af780 [<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:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eb509d8c r5:855fc800 r4:855fc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855fc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855a6a00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855fc800 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:eb55b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:845ca38c r4:845ca000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:845ca38c r4:855af800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855fc800 r8:855af82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855af800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855af800 r8:80287e08 r7:eb525e60 r6:855af880 r5:855fc800 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 r4:855a63c0 INFO: task kworker/1:228:5005 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 86d40000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:229:5007 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/1:229 state:D stack:0 pid:5007 tgid:5007 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:eb541d84 r8:00000002 r7:60000013 r6:eb541d8c r5:855fd400 [<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) r9:83018205 r8:855fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 r5:845c9b8c r4:845c9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:845c9b8c r4:855af900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:855af900 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:855a6800 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 87156000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:230:5011 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/1:230 state:D stack:0 pid:5011 tgid:5011 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb511d84 r8:00000002 r7:60000013 r6:eb511d8c r5:85600000 r4:85600000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85600000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb511e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a67c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85600000 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: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) r5:845c9f8c r4:845c9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:845c9f8c r4:855afa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85600000 r8:855afa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855afa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855afa00 r8:80287e08 r7:eb509e60 r6:855afa80 r5:85600000 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 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<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) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:231:5012 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/1:231 state:D stack:0 pid:5012 tgid:5012 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb565d84 r8:00000002 r7:60000113 r6:eb565d8c r5:85600c00 r4:85600c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85600c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6c40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85600c00 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:eb561000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:845ca78c r4:845ca400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:845ca78c r4:855afb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85600c00 r8:855afb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855afb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855afb00 r8:80287e08 r7:eb509e60 r6:855afb80 r5:85600c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb565fb0 to 0xeb565ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a6b40 INFO: task kworker/1:231:5012 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 873f3000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:232:5015 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/1:232 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb549d84 r8:00000002 r7:60000113 r6:eb549d8c r5:85601800 r4:85601800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85601800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85601800 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:eb56f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:845cab8c r4:845ca800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:845cab8c r4:855afc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85601800 r8:855afc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855afc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855afc00 r8:80287e08 r7:eb565e60 r6:855afc80 r5:85601800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb549fb0 to 0xeb549ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855a6c00 INFO: task kworker/1:232:5015 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 87527000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:233:5016 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/1:233 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb56dd84 r8:00000002 r7:60000113 r6:eb56dd8c r5:85602400 r4:85602400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85602400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b97c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85602400 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:eb575000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:845caf8c r4:845cac00 r7:ddde2d80 r6:83018200 r5:845caf8c r4:855afd00 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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:eb579d84 r8:00000002 r7:60000113 r6:eb579d8c r5:85603000 r4:85603000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85603000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84950440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85603000 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:eb59b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:845cbb8c r4:845cb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:845cbb8c r4:855afe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85603000 r8:855afe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855afe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855afe00 r8:80287e08 r7:eb56de60 r6:855afe80 r5:85603000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb579fb0 to 0xeb579ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855b9ec0 INFO: task kworker/1:234:5018 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 87826000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) 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 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:eb583000 [<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) r4:84950280 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<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:eb58dd84 r8:00000002 r7:60000113 r6:eb58dd8c r5:85604800 [<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) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 87e6b000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:237:5023 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/1:237 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:eb599d84 r8:00000002 r7:60000113 r6:eb599d8c r5:85605400 r4:85605400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85605400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_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) r5:845cbf8c r4:845cbc00 [<80287208>] (process_one_work) 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 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:8509f580 [<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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:239:5027 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/1:239 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:eb5a5d84 r8:00000002 r7:60000113 r6:eb5a5d8c r5:85606c00 r4:85606c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85606c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84950800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85606c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8496878c r4:84a1d300 r4:00000001 r4:84950680 r4:00000000 [<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 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb5add84 r8:00000002 r7:60000013 r6:eb5add8c r5:855fec00 [<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 r9:855fec00 r8:84a1d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0581dc0 r5:00001000 r4:eecd1000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:241:5032 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/1:241 state:D stack:0 pid:5032 tgid:5032 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb239d84 r8:00000002 r7:60000013 r6:eb239d8c r5:85609800 r4:85609800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85609800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6f80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85609800 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:e05bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496978c r4:84969400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496978c r4:84a1d500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85609800 r8:84a1d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1d500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1d500 r8:80287e08 r7:eb5ade60 r6:84a1d580 r5:85609800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb239fb0 to 0xeb239ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84950b80 INFO: task kworker/1:241:5032 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 892c4000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r5:00001000 r4:eecd1000 r4:8509f580 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) [<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) r4:84a1d600 Exception stack(0xeb291fb0 to 0xeb291ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:243:5035 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/1:243 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2b1d84 r8:00000002 r7:60000113 r6:eb2b1d8c r5:85608000 r4:85608000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85608000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84950900 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84a1d700 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509db40 [<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) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d20: 8975f000 dfab5000 00000001 80239b98 7fa79000 00000001 r5:00001000 r4:eecd1000 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) 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:eb5d5d84 r8:00000002 r7:60000013 r6:eb5d5d8c r5:845aec00 r4:845aec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845aec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c1140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845aec00 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:eabc1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84969f8c r4:84969c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84969f8c r4:84a1d880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845aec00 r8:84a1d8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1d880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1d880 r8:80287e08 r7:eb5c9e60 r6:855b6d80 r5:845aec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:838c1280 INFO: task kworker/1:245:5040 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8975f000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb5d9d84 r8:00000002 r7:60000013 r6:eb5d9d8c r5:845ac800 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) r4:84a1d900 Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 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:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:247:5044 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/1:247 state:D stack:0 pid:5044 tgid:5044 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:845a9800 r4:845a9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845a9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:838c1800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaee1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496b38c r4:8496b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496b38c r4:84a1d980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845a9800 r8:84a1d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1d980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1d980 r8:80287e08 r7:eb5d9e60 r6:855b6e80 r5:845a9800 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 r4:838c12c0 INFO: task kworker/1:247:5044 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8a65a000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 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:eb5e1d84 r8:00000002 r7:60000013 r6:eb5e1d8c r5:845ae000 r4:845ae000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845ae000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c14c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<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) r5:8496a78c r4:8496a400 r7:ddde2d80 r6:83018200 r5:8496a78c r4:84a1da00 r10:00000000 r9:84a1da00 r8:80287e08 r7:eb5dde60 r6:855b6f00 r5:845ae000 r4:838c12c0 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:8509f580 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 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) r10:61c88647 r9:845abc00 r8:84a1daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 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:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:250:5049 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/1:250 state:D stack:0 pid:5049 tgid:5049 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5e9d84 r8:00000002 r7:60000113 r6:eb5e9d8c r5:845ab000 r4:845ab000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845ab000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c1780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845ab000 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:eaeb9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496af8c r4:8496ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496af8c r4:84a1db00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845ab000 r8:84a1db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1db00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1db00 r8:80287e08 r7:eb5dde60 r6:854dc000 r5:845ab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5e9fb0 to 0xeb5e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:838c1440 INFO: task kworker/1:250:5049 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8a65a000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_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:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac 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) [<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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:252:5053 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/1:252 state:D stack:0 pid:5053 tgid:5053 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5f9d84 r8:00000002 r7:60000113 r6:eb5f9d8c r5:85588c00 r4:85588c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85588c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c1900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85588c00 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: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) r5:8496b78c r4:8496b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496b78c r4:84a1dc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85588c00 r8:84a1dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1dc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1dc00 r8:80287e08 r7:eb5f1e60 r6:854dc100 r5:85588c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:838c18c0 INFO: task kworker/1:252:5053 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8ae33000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8558a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c1a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8558a400 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:eaf57000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496bb8c r4:8496b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496bb8c r4:84a1dc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8558a400 r8:84a1dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1dc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1dc80 r8:80287e08 r7:eb5f1e60 r6:854dc180 r5:8558a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb601fb0 to 0xeb601ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:838c1940 INFO: task kworker/1:253:5055 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8b5d7000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r5:85d62f8c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:254:5057 blocked for more than 464 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) 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) r4:84a1dd00 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:838c1a80 Workqueue: events bpf_prog_free_deferred [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:00001000 r4:eecd1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:255:5059 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/1:255 state:D stack:0 pid:5059 tgid:5059 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb611d84 r8:00000002 r7:60000013 r6:eb611d8c r5:85588000 r4:85588000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85588000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c1cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85588000 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:eaff5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496c38c r4:8496c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496c38c r4:84a1dd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85588000 r8:84a1ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1dd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1dd80 r8:80287e08 r7:eb5f1e60 r6:854dc280 r5:85588000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb611fb0 to 0xeb611ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:838c1bc0 INFO: task kworker/1:255:5059 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8b8d0000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:256:5061 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/1:256 state:D stack:0 pid:5061 tgid:5061 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb619d84 r8:00000002 r7:60000113 r6:eb619d8c r5:8558b000 r4:8558b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8558b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:838c1e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8558b000 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:eb023000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496c78c r4:8496c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496c78c r4:84a1de00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8558b000 r8:84a1de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1de00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1de00 r8:80287e08 r7:eb5f1e60 r6:854dc300 r5:8558b000 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 r4:838c1fc0 INFO: task kworker/1:256:5061 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8b8d0000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:257:5063 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/1:257 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:eb621d84 r8:00000002 r7:60000113 r6:eb621d8c r5:8558bc00 r4:8558bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8558bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8558bc00 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:eb055000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496cb8c r4:8496c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496cb8c r4:84a1de80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8558bc00 r8:84a1deac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1de80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1de80 r8:80287e08 r7:eb5f1e60 r6:854dc380 r5:8558bc00 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 r4:838c1e40 INFO: task kworker/1:257:5063 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8bf89000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:258:5065 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. Workqueue: events bpf_prog_free_deferred r5:8558c800 r4:8291a680 [<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:eb21f000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496db8c r4:8496d800 [<80287208>] (process_one_work) 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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d20: 8bf89000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:259:5067 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/1:259 state:D stack:0 pid:5067 tgid:5067 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb631d84 r8:00000002 r7:60000013 r6:eb631d8c r5:8558d400 r4:8558d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8558d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8558d400 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: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) r5:8496d38c r4:8496d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496d38c r4:84a1df80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8558d400 r8:84a1dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1df80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1df80 r8:80287e08 r7:eb629e60 r6:854dc480 r5:8558d400 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 r4:855b2dc0 INFO: task kworker/1:259:5067 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8c6f7000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 INFO: task kworker/1:260:5069 blocked for more than 465 seconds. Workqueue: events bpf_prog_free_deferred r4:8558e000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) [<80287208>] (process_one_work) from [<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 r9:854cc000 r8:80287e08 r7:eb629e60 r6:854dc500 r5:8558e000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:855b2540 Workqueue: events bpf_prog_free_deferred r4:00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8c6f7000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:261:5071 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:261 state:D stack:0 pid:5071 tgid:5071 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:8558ec00 r4:8558ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8558ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854cb3c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8558ec00 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: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) r5:8496e38c r4:8496e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496e38c r4:854cc080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8558ec00 r8:854cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cc080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854cc080 r8:80287e08 r7:eb629e60 r6:854dc580 r5:8558ec00 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 r4:854cb100 INFO: task kworker/1:261:5071 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<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:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:262:5073 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/1:262 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85590c00 r4:85590c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85590c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854cb2c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85590c00 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:eb22f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496df8c r4:8496dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496df8c r4:854cc100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85590c00 r8:854cc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cc100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854cc100 r8:80287e08 r7:eb641e60 r6:854dc600 r5:85590c00 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 r4:854cb180 INFO: task kworker/1:262:5073 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8cc12000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_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 r5:85d62f8c r4:85d62c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fa0: 00000000 00000000 00000000 00000000 r4:8509db40 INFO: task kworker/1:263:5075 blocked for more than 465 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:eb651d84 r8:00000002 r7:60000113 r6:eb651d8c r5:85590000 r4:85590000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85590000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854cb880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85590000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb42f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496ef8c r4:8496ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496ef8c r4:854cc180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85590000 r8:854cc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cc180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854cc180 r8:80287e08 r7:eb641e60 r6:854dc680 r5:85590000 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 r4:854cb500 INFO: task kworker/1:263:5075 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8cebb000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:264:5077 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/1:264 state:D stack:0 pid:5077 tgid:5077 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eb659d8c r5:85591800 r4:85591800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85591800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854cb540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85591800 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:eb267000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496e78c r4:8496e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496e78c r4:854cc200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85591800 r8:854cc22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cc200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854cc200 r8:80287e08 r7:eb651e60 r6:854dc700 r5:85591800 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 r4:854cb340 INFO: task kworker/1:264:5077 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8cf38000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:265:5079 blocked for more than 465 seconds. Workqueue: events bpf_prog_free_deferred r4:85593000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) [<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) r5:8496eb8c r4:8496e800 [<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 r9:854cc280 r8:80287e08 r7:eb651e60 r6:854dc780 r5:85593000 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 r4:854cb340 INFO: task kworker/1:265:5079 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8d375000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:709:5082 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:709 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:eb5d1d84 r8:00000002 r7:60000013 r6:eb5d1d8c r5:85593c00 r4:85593c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85593c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83ce0940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85593c00 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:e0775000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562e38c r4:8562e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562e38c r4:854dc800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85593c00 r8:854dc82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dc800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dc800 r8:80287e08 r7:eb4bde60 r6:854dc880 r5:85593c00 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 r4:854ba140 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:266:5086 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/1:266 state:D stack:0 pid:5086 tgid:5086 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85596000 r4:85596000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85596000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854cb980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85596000 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:eb451000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496f38c r4:8496f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496f38c r4:854cc300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85596000 r8:854cc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cc300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854cc300 r8:80287e08 r7:eb651e60 r6:854dc900 r5:85596000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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 r9:85595400 r8:854cc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cb900 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:268:5089 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/1:268 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:eb681d84 r8:00000002 r7:60000113 r6:eb681d8c r5:85592400 r4:85592400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85592400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cbc40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85592400 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:eb673000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496fb8c r4:8496f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496fb8c r4:854cc400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85592400 r8:854cc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cc400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854cc400 r8:80287e08 r7:eb671e60 r6:854dca00 r5:85592400 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred r4:85596c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85596c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) 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 r5:854a62c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85596c00 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:eb6c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84ad938c r4:84ad9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84ad938c r4:854cc480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85596c00 r8:854cc4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cc480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854cc480 r8:80287e08 r7:eb681e60 r6:854dca80 r5:85596c00 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 r4:854cbb80 INFO: task kworker/1:269:5091 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8dcf4000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:270:5092 blocked for more than 465 seconds. r5:85594800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cbe00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85594800 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:eb679000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8496ff8c r4:8496fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8496ff8c r4:854cc500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85594800 r8:854cc52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cc500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854cc500 r8:80287e08 r7:eb685e60 r6:854dcb00 r5:85594800 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 r4:854cbb80 INFO: task kworker/1:270:5092 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r4:00000001 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) [<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) 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:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:272:5096 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/1:272 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:eb6a5d84 r8:00000002 r7:60000113 r6:eb6a5d8c r5:84ad1800 r4:84ad1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ad1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b2380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ad1800 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:eb699000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84ad878c r4:84ad8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84ad878c r4:854cc600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ad1800 r8:854cc62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cc600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854cc600 r8:80287e08 r7:eb685e60 r6:854dcc00 r5:84ad1800 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 r4:854cbe80 INFO: task kworker/1:272:5096 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:273:5098 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/1:273 state:D stack:0 pid:5098 tgid:5098 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6b9d84 r8:00000002 r7:60000113 r6:eb6b9d8c r5:84ad0c00 r4:84ad0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ad0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<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 r8:84ad0c00 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: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) r5:84ad8b8c r4:84ad8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84ad8b8c r4:854cc680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ad0c00 r8:854cc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cc680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854cc680 r8:80287e08 r7:eb685e60 r6:854dcc80 r5:84ad0c00 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 r4:854a6080 INFO: task kworker/1:273:5098 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8e17c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:274:5100 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/1:274 state:D stack:0 pid:5100 tgid:5100 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) r4:00000000 r4:00000000 r5:84ad8f8c r4:84ad8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:275:5103 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/1:275 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6d1d84 r8:00000002 r7:60000013 r6:eb6d1d8c r5:84ad3c00 r4:84ad3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ad3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84ad978c r4:84ad9400 r7:ddde2d80 r6:83018200 r5:84ad978c r4:854cc780 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0581d28 to 0xe0581d70) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:276:5105 blocked for more than 465 seconds. task:kworker/1:276 state:D stack:0 pid:5105 tgid:5105 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6ddd84 r8:00000002 r7:60000113 r6:eb6ddd8c 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:eb6dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ad5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6f3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84ada38c r4:84ada000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84ada38c r4:854cc800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ad5400 r8:854cc82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cc800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854cc800 r8:80287e08 r7:eb6d1e60 r6:854dce00 r5:84ad5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6ddfb0 to 0xeb6ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854a6440 INFO: task kworker/1:276:5105 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8e9f6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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 r8:8560c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 r5:84ad9b8c r4:84ad9800 [<80287208>] (process_one_work) 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 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804e7788>] (_vm_unmap_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(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:278:5109 blocked for more than 465 seconds. r4:8560e000 [<81a56894>] (__mutex_lock.constprop.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 r5:849ebd80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8560e000 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:e00b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84ad9f8c r4:84ad9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84ad9f8c r4:854cc980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8560e000 r8:854cc9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cc980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854cc980 r8:80287e08 r7:eb6dde60 r6:854cca00 r5:8560e000 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 r4:854a6500 INFO: task kworker/1:278:5109 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8f187000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/0:710 state:D stack:0 pid:5115 tgid:5115 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb555d84 r8:00000002 r7:60000113 r6:eb555d8c r5:8560ec00 r4:8560ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8560ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8560ec00 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:eb069000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562ff8c r4:8562fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562ff8c r4:854dce80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8560ec00 r8:854dceac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dce80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dce80 r8:80287e08 r7:eb4bde60 r6:854cca80 r5:8560ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb555fb0 to 0xeb555ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8542f100 INFO: task kworker/0:710:5115 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8f187000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:82ac21e4 r4:00000000 r5:85d62f8c r4:85d62c00 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb705d84 r8:00000002 r7:60000113 r6:eb705d8c r5:8560bc00 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562eb8c r4:8562e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562eb8c r4:854dcf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8560bc00 r8:854dcf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dcf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dcf00 r8:80287e08 r7:eb555e60 r6:854ccb00 r5:8560bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb705fb0 to 0xeb705ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 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(0xe0581d28 to 0xe0581d70) 1d20: 8f187000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:712:5118 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:712 state:D stack:0 pid:5118 tgid:5118 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:eb709d8c r5:8560d400 r4:8560d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8560d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8542f1c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8560d400 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:eacbf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562ef8c r4:8562ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562ef8c r4:854dcf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8560d400 r8:854dcfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dcf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dcf80 r8:80287e08 r7:eb555e60 r6:854ccb80 r5:8560d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb709fb0 to 0xeb709ff8) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8542f300 INFO: task kworker/0:712:5118 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8f403000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:713:5120 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:713 state:D stack:0 pid:5120 tgid:5120 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:eb711d8c r5:855fe000 r4:855fe000 [<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:eb711e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8562f38c r4:8562f000 r7:dddced80 r6:83018000 r5:8562f38c r4:8542b000 r10:00000000 r9:8542b000 r8:80287e08 r7:eb555e60 r6:854ccc00 r5:855fe000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:82ac21e4 r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:714:5122 blocked for more than 465 seconds. Call trace: r4:855d0c00 r5:855d0c00 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:eb719e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<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) r5:8562f78c r4:8562f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562f78c r4:8542b080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855d0c00 r8:8542b0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542b080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542b080 r8:80287e08 r7:eb555e60 r6:854ccc80 r5:855d0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb719fb0 to 0xeb719ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8542f340 INFO: task kworker/0:714:5122 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8f954000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:715:5123 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:715 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:eb71dd84 r8:00000002 r7:60000113 r6:eb71dd8c r5:855d1800 r4:855d1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855d1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8542f680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<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) r5:8562fb8c r4:8562f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562fb8c r4:8542b100 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8542b12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542b100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542b100 r8:80287e08 r7:eb555e60 r6:854ccd80 r5:855d1800 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 r4:8542f480 INFO: task kworker/0:715:5123 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 8f954000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:279:5124 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/1:279 state:D stack:0 pid:5124 tgid:5124 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb721d84 r8:00000002 r7:60000113 r6:eb721d8c r5:855d2400 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:eb721e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa47000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84ada78c r4:84ada400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84ada78c r4:854ccd00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854ccd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854ccd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854ccd00 r8:80287e08 r7:eb6dde60 r6:854cce00 r5:855d2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb721fb0 to 0xeb721ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854a6b00 INFO: task kworker/1:279:5124 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 90105000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:280:5126 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/1:280 state:D stack:0 pid:5126 tgid:5126 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:855d3000 r4:855d3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855d3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854ac940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855d3000 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:eb55f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84adaf8c r4:84adac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84adaf8c r4:854cce80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855d3000 r8:854cceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854cce80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854cce80 r8:80287e08 r7:eb721e60 r6:854ccf00 r5:855d3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 90105000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:281:5127 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/1:281 state:D stack:0 pid:5127 tgid:5127 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6f1d84 r8:00000002 r7:60000113 r6:eb6f1d8c r5:855d3c00 r5:855d3c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ac040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855d3c00 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:eae5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84adab8c r4:84ada800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 r5:84adb38c r4:84adb000 r4:854ad080 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:716:5132 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:716 state:D stack:0 pid:5132 tgid:5132 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6fdd84 r8:00000002 r7:60000113 r6:eb6fdd8c 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:eb6fde08 r4:00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018005 r8:84ad6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 r5:8383ef8c r4:8383ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8383ef8c r4:8542b180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ad6c00 r8:8542b1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542b180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:717:5134 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:717 state:D stack:0 pid:5134 tgid:5134 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb731d84 r8:00000002 r7:60000013 r6:eb731d8c 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:eb731e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f8c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ad6000 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:eb111000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8383fb8c r4:8383f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8383fb8c r4:8542b280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ad6000 r8:8542b2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542b280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542b280 r8:80287e08 r7:eb6fde60 r6:8542b300 r5:84ad6000 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 r4:8542f800 INFO: task kworker/0:717:5134 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 90feb000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:718:5136 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:718 state:D stack:0 pid:5136 tgid:5136 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb72dd84 r8:00000002 r7:60000113 r6:eb72dd8c r5:84ad4800 r4:84ad4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ad4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542fbc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ad4800 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:eb15b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8564838c r4:85648000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8564838c r4:8542b380 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8542b3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542b380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542b380 r8:80287e08 r7:eb6fde60 r6:8542b400 r5:84ad4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb72dfb0 to 0xeb72dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8542f800 INFO: task kworker/0:718:5136 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 91099000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:719:5139 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:719 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84ad3000 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: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 r5:854c9000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ad3000 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:eb397000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8564938c r4:85649000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8564938c r4:8542b480 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8542b4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542b480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542b480 r8:80287e08 r7:eb72de60 r6:8542b500 r5:84ad3000 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 r4:8542fb80 INFO: task kworker/0:719:5139 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 91689000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:720:5140 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:720 state:D stack:0 pid:5140 tgid:5140 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84b5e000 r4:84b5e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b5e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8542fc80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b5e000 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:eb31b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8564878c r4:85648400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8564878c r4:8542b580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b5e000 r8:8542b5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542b580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542b580 r8:80287e08 r7:eb739e60 r6:8542b600 r5:84b5e000 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 r4:8542fcc0 INFO: task kworker/0:720:5140 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 91689000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:721:5142 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:721 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:eb741d84 r8:00000002 r7:60000113 r6:eb741d8c r5:84a08000 r4:84a08000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a08000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+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 r5:85648b8c r4:85648800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85648b8c r4:8542b680 r10:61c88647 r9:84a08000 r8:8542b6ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:722 state:D stack:0 pid:5144 tgid:5144 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84a08c00 r4:84a08c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a08c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854ba280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a08c00 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:eb371000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85648f8c r4:85648c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85648f8c r4:8542b780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a08c00 r8:8542b7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542b780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542b780 r8:80287e08 r7:eb739e60 r6:8542b800 r5:84a08c00 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 r4:8542fcc0 INFO: task kworker/0:722:5144 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 91b42000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:723:5146 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:723 state:D stack:0 pid:5146 tgid:5146 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:eb749d8c r5:84a09800 r4:84a09800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a09800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854c9240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a09800 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:eb3af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8564978c r4:85649400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8564978c r4:8542b880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a09800 r8:8542b8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542b880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542b880 r8:80287e08 r7:eb739e60 r6:8542b900 r5:84a09800 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 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 task:kworker/0:724 state:D stack:0 pid:5147 tgid:5147 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) r7:dddced80 r6:83018000 r5:85649b8c r4:8542b980 r10:61c88647 r9:84a0a400 r8:8542b9ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<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 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r4:8509f580 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:725:5150 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:725 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:eb74dd84 r8:00000002 r7:60000113 r6:eb74dd8c r5:84a0b000 r4:84a0b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a0b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c9480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a0b000 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:eb4af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85649f8c r4:85649c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85649f8c r4:8542ba80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a0b000 r8:8542baac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542ba80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542ba80 r8:80287e08 r7:eb735e60 r6:8542bb00 r5:84a0b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb74dfb0 to 0xeb74dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854c9340 INFO: task kworker/0:725:5150 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 91f8a000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:726:5152 blocked for more than 465 seconds. r4:84a0bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a0bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8564a78c r4:8564a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8564a78c r4:8542bb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a0bc00 r8:8542bbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542bb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542bb80 r8:80287e08 r7:eb74de60 r6:8542bc00 r5:84a0bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb755fb0 to 0xeb755ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854c9400 INFO: task kworker/0:726:5152 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9283e000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r4:00000000 r5:8564a38c r4:8564a000 [<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 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:728:5157 blocked for more than 465 seconds. r4:84a0d400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb75de08 r9:83018005 r8:84a0d400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 r5:8564ab8c r4:8564a800 r10:61c88647 r9:84a0d400 r8:8542bdac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8542bd80 r8:80287e08 r7:eb755e60 r6:8542be00 r5:84a0d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb75dfb0 to 0xeb75dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854c97c0 INFO: task kworker/0:728:5157 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 92a9e000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 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) r4:00000000 r5:8564af8c r4:8564ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8564af8c r4:8542be80 r10:61c88647 r9:84a0e000 r8:8542beac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) 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 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:730:5160 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:730 state:D stack:0 pid:5160 tgid:5160 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb751d84 r8:00000002 r7:60000013 r6:eb751d8c r5:84a0ec00 r4:84a0ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a0ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c9d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a0ec00 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: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) r5:8564b78c r4:8564b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8564b78c r4:8542bf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a0ec00 r8:8542bfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8542bf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8542bf80 r8:80287e08 r7:eb765e60 r6:854dd000 r5:84a0ec00 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 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 92db1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:731:5162 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:731 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb769d84 r8:00000002 r7:60000013 r6:eb769d8c r5:84510000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:8564b38c r4:8564b000 [<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) 9fa0: 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) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84beec00 r8:8509f5ac 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(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:732:5165 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:732 state:D stack:0 pid:5165 tgid:5165 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eb76dd8c r5:84511800 r4:84511800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84511800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8542f540 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) r5:8564bb8c r4:8564b800 r7:dddced80 r6:83018000 r5:8564bb8c r4:854dd180 r4:854dd180 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:733:5167 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:733 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:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:84512400 r4:84512400 r5:84512400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:855cc38c r4:855cc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cc38c r4:854dd280 r4:854dd280 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:734:5168 blocked for more than 465 seconds. r4:84513000 r4:00000000 r4:00000000 r5:8564bf8c r4:8564bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:854dd380 r8:80287e08 r7:eb779e60 r6:854dd400 r5:84513000 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 r4:84872080 INFO: task kworker/0:734:5168 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 932f4000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:283:5170 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eb771d84 r8:00000002 r7:60000113 r6:eb771d8c r5:855d6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ebe80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855d6000 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:e0865000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84adbb8c r4:84adb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84adbb8c r4:854ad180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854ad1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854ad180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854ad180 r8:80287e08 r7:eb729e60 r6:854ad200 r5:855d6000 1fe0: 00000000 00000000 00000000 00000000 00000013 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 r5:85d62f8c r4:8509f580 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb77dd84 r8:00000002 r7:60000013 r6:eb77dd8c r5:855d6c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:855ccb8c r4:855cc800 r10:61c88647 r9:855d6c00 r8:854dd4ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:855d5400 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 r5:849ebc80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855d5400 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:eb805000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84adb78c r4:84adb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84adb78c r4:854ad300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855d5400 r8:854ad32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854ad300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854ad300 r8:80287e08 r7:eb771e60 r6:854ad380 r5:855d5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb785fb0 to 0xeb785ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854ac800 INFO: task kworker/1:284:5173 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 93a2c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:736:5175 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/0:736 state:D stack:0 pid:5175 tgid:5175 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:855d0000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 r5:00001000 r4:eb58f000 r5:855cc78c r4:855cc400 [<80287208>] (process_one_work) 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 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:737 state:D stack:0 pid:5178 tgid:5178 ppid:2 task_flags:0x4208060 flags:0x00000000 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 r5:84872980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8560b000 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:eb5bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855cd38c r4:855cd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cd38c r4:854dd580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8560b000 r8:854dd5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dd580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dd580 r8:80287e08 r7:eb77de60 r6:854ad480 r5:8560b000 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 r4:84872500 INFO: task kworker/0:737:5178 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 93e0f000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/0:738:5179 blocked for more than 466 seconds. r4:85668000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 r5:00001000 r4:eb5b1000 r5:855ccf8c r4:855ccc00 r10:61c88647 r9:85668000 r8:854dd62c r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85669800 r5:85669800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854c9e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85669800 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:eb7c3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ce38c r4:855ce000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ce38c r4:854dd680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85669800 r8:854dd6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dd680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dd680 r8:80287e08 r7:eb791e60 r6:854ad580 r5:85669800 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 r4:84872b40 INFO: task kworker/0:739:5181 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 945e2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:740:5183 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/0:740 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:8566b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 r9:83018005 r8:8566b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 r5:855cd78c r4:855cd400 r10:61c88647 r9:8566b000 r8:854dd72c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:854dd700 r8:80287e08 r7:eb79de60 r6:854ad600 r5:8566b000 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 r4:848729c0 INFO: task kworker/0:740:5183 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 945e2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:741:5185 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/0:741 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:eb781d84 r8:00000002 r7:60000113 r6:eb781d8c r5:84513c00 r4:84513c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84513c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:84872c40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:855cdb8c r4:855cd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cdb8c r4:854dd780 r10:00000000 r9:854dd780 r8:80287e08 r7:eb79de60 r6:854dd800 r5:84513c00 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84514800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ade08 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) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<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:eb7b9d84 r8:00000002 r7:60000113 r6:eb7b9d8c r5:84515400 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:855ce78c r4:855ce400 r7:dddced80 r6:83018000 r5:855ce78c r4:854dd980 r10:00000000 r9:854dd980 r8:80287e08 r7:eb79de60 r6:854dda00 r5:84515400 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 94dc5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:744:5192 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/0:744 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:eb78dd84 r8:00000002 r7:60000113 r6:eb78dd8c r5:84516000 r4:84516000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84516000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af7240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84516000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [<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) r5:855ceb8c r4:855ce800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ceb8c r4:854dda80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84516000 r8:854ddaac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dda80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dda80 r8:80287e08 r7:eb7b9e60 r6:854ddb00 r5:84516000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb78dfb0 to 0xeb78dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/0:745 state:D stack:0 pid:5193 tgid:5193 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af73c0 r10:61c88647 r9:84516c00 r8:854ddbac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 95284000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:746:5196 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/0:746 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:eb7d5d84 r8:00000002 r7:60000113 r6:eb7d5d8c r5:84510c00 r4:84510c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84510c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af7480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84510c00 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: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) r5:855cf38c r4:855cf000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cf38c r4:854ddc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84510c00 r8:854ddcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854ddc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854ddc80 r8:80287e08 r7:eb7cde60 r6:854ddd00 r5:84510c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7d5fb0 to 0xeb7d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af7300 INFO: task kworker/0:746:5196 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 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) 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 r8:856a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 r5:855cf78c r4:855cf400 r10:61c88647 r9:856a8000 r8:854dddac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac 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) r5:00001000 r4:eb7ff000 r5:855cfb8c r4:855cf800 r10:61c88647 r9:856a9800 r8:854ddeac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 95a38000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:749:5201 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/0:749 state:D stack:0 pid:5201 tgid:5201 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb809d84 r8:00000002 r7:60000113 r6:eb809d8c r5:856aa400 r4:856aa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856aa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84872f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856aa400 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:eb823000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856d478c r4:856d4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856d478c r4:854ddf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856aa400 r8:854ddfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854ddf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854ddf80 r8:80287e08 r7:eb7e1e60 r6:84a26000 r5:856aa400 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 r4:84af7780 INFO: task kworker/0:749:5201 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r5:00001000 r4:eecd1000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Workqueue: events bpf_prog_free_deferred [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:855cff8c r4:855cfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:eecd1000 r4:00000001 INFO: task kworker/0:751:5206 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/0:751 state:D stack:0 pid:5206 tgid:5206 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eb821d8c r5:856ac800 r4:856ac800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856ac800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:84af7d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:856d438c r4:856d4000 [<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 r4:84af7a40 INFO: task kworker/0:751:5206 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 967e7000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) [<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) r5:856d4f8c r4:856d4c00 r7:dddced80 r6:83018000 r5:856d4f8c r4:84a26280 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1d20: 96a07000 dfab5000 00000001 80239b98 7fa79000 00000001 r5:85d62f8c r4:85d62c00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) [<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 r5:856d4b8c r4:856d4800 r10:00000000 r9:84a26380 r8:80287e08 r7:eb3cde60 r6:84a26400 r5:856ad400 r4:00000000 1d20: 96bb9000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:754:5213 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/0:754 state:D stack:0 pid:5213 tgid:5213 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 r5:856d5b8c r4:856d5800 [<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 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509db40 r4:8566a400 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8566438c r4:85664000 r4:854ad680 Exception stack(0xeb7f5fb0 to 0xeb7f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ebe00 INFO: task kworker/1:285:5215 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 96efe000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 INFO: task kworker/1:286:5216 blocked for more than 466 seconds. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:856d538c r4:856d5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xeb605fb0 to 0xeb605ff8) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 1fa0: 00000000 00000000 00000000 00000000 r5:8566d400 r4:8291a680 r4:00000000 r5:856d578c r4:856d5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856d578c r4:84a26580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8566d400 r8:84a265ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a26580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a26580 r8:80287e08 r7:eb6d5e60 r6:854ad880 r5:8566d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb82dfb0 to 0xeb82dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b2a800 INFO: task kworker/0:755:5218 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 97441000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8566e000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84adbf8c r4:84adbc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 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) r5:856d638c r4:856d6000 r10:61c88647 r9:8566c800 r8:84a2662c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a26600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a26600 r8:80287e08 r7:eb6d5e60 r6:854ada00 r5:8566c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb839fb0 to 0xeb839ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b2a980 INFO: task kworker/0:756:5223 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:856d5f8c r4:856d5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84a26680 r8:80287e08 r7:eb839e60 r6:854ada80 r5:85608c00 Call trace: 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:00001000 r4:eecd1000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:85670000 r8:84a2672c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r5:80070013 r4:80239bb0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe0581fb0 to 0xe0581ff8) Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2ad00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85671800 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:eb00f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856d678c r4:856d6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856d678c r4:84a26780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85671800 r8:84a267ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a26780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a26780 r8:80287e08 r7:eb849e60 r6:854adb80 r5:85671800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb851fb0 to 0xeb851ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b2ac00 INFO: task kworker/0:759:5229 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 98006000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509db40 [<81a53144>] (__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 r5:84b2af00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84a26800 r8:80287e08 r7:eb849e60 r6:854adc00 r5:85672400 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 r4:84b2ad40 INFO: task kworker/0:760:5230 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 98006000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_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 r5:85d62f8c r4:8509f580 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) r5:856d6f8c r4:856d6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:856ae000 r8:84a268ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a26880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a26880 r8:80287e08 r7:eb849e60 r6:84a26900 r5:856ae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb831fb0 to 0xeb831ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0581d28 to 0xe0581d70) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 Exception stack(0xe0581fb0 to 0xe0581ff8) Workqueue: events bpf_prog_free_deferred [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:856d738c r4:856d7000 r4:84a26980 INFO: task kworker/0:762:5235 is blocked on a mutex likely owned by task kworker/0:221:3758. r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<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: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 r5:84af7a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84810000 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: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) r5:856d778c r4:856d7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856d778c r4:84a26a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84810000 r8:84a26aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a26a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a26a80 r8:80287e08 r7:eb849e60 r6:84a26b00 r5:84810000 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 r4:849eb240 INFO: task kworker/0:763:5236 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r4:00000000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 1fc0: 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) r5:856d7f8c r4:856d7c00 r10:00000000 r9:84a26b80 r8:80287e08 r7:eb849e60 r6:854adc80 r5:85673c00 [<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 r4:84af7880 INFO: task kworker/0:764:5239 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 98635000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:765:5242 blocked for more than 466 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:eb879d84 r8:00000002 r7:60000013 r6:eb879d8c r5:85673000 r4:85673000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85673000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ef140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85673000 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:eb29b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856d838c r4:856d8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856d838c r4:84a26c00 r10:61c88647 r9:85673000 r8:84a26c2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85675400 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:856d878c r4:856d8400 r10:00000000 r9:84a26c80 r8:80287e08 r7:eb879e60 r6:854add80 r5:85675400 Workqueue: events bpf_prog_free_deferred r5:80070013 r4:80239bb0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:767:5246 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/0:767 state:D stack:0 pid:5246 tgid:5246 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85674800 r4:85674800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85674800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:849ef380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85674800 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:eb3d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856d8b8c r4:856d8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856d8b8c r4:84a26d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85674800 r8:84a26d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a26d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a26d00 r8:80287e08 r7:eb87de60 r6:854ade00 r5:85674800 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 r4:849ef200 INFO: task kworker/0:767:5246 is blocked on a mutex likely owned by task kworker/0:221:3758. Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:768:5248 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/0:768 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:eb891d84 r8:00000002 r7:60000013 r6:eb891d8c r5:8566ec00 r4:8566ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8566ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ef580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8566ec00 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:eb457000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856d8f8c r4:856d8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856d8f8c r4:84a26d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8566ec00 r8:84a26dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a26d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a26d80 r8:80287e08 r7:eb889e60 r6:854ade80 r5:8566ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb891fb0 to 0xeb891ff8) 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 1d60: 80230ad0 80239bb0 80070013 ffffffff [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fa0: 00000000 00000000 00000000 00000000 r5:85668c00 r4:8291a680 r4:00000000 r5:856d9b8c r4:856d9800 r4:00000001 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:770:5251 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred [<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) r5:856d938c r4:856d9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84a26e80 r8:80287e08 r7:eb895e60 r6:84a26f00 r5:84810c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:771:5253 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/0:771 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:eb865d84 r8:00000002 r7:60000113 r6:eb865d8c r5:84811800 r4:84811800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84811800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ef7c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84811800 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: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) r5:856d978c r4:856d9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856d978c r4:84a26f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84811800 r8:84a26fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a26f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a26f80 r8:80287e08 r7:eb895e60 r6:84955000 r5:84811800 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 r4:849ef680 INFO: task kworker/0:771:5253 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 998ad000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:772:5255 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/0:772 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:eb899d84 r8:00000002 r7:60000113 r6:eb899d8c r5:84812400 r4:84812400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84812400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb899e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849efb00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84812400 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:eb5fb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856d9f8c r4:856d9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856d9f8c r4:84955080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84812400 r8:849550ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955080 r8:80287e08 r7:eb895e60 r6:84955100 r5:84812400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb899fb0 to 0xeb899ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ef940 INFO: task kworker/0:772:5255 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 998ad000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:773:5256 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/0:773 state:D stack:0 pid:5256 tgid:5256 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb89dd84 r8:00000002 r7:60000113 r6:eb89dd8c r5:84813000 r4:84813000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84813000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:849efdc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84813000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb61b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856da78c r4:856da400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856da78c r4:84955180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84813000 r8:849551ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955180 r8:80287e08 r7:eb899e60 r6:84955200 r5:84813000 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 r4:849efc40 INFO: task kworker/0:773:5256 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 99b07000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:774:5259 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 task:kworker/0:774 state:D stack:0 pid:5259 tgid:5259 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849efcc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84813c00 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:eb60d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856da38c r4:856da000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856da38c r4:84955280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84813c00 r8:849552ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955280 r8:80287e08 r7:eb89de60 r6:84955300 r5:84813c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8a1fb0 to 0xeb8a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849efc80 INFO: task kworker/0:774:5259 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 99c3a000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:8509db40 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) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 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/0:776:5263 blocked for more than 467 seconds. r5:85678000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ba040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85678000 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: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) r5:856dab8c r4:856da800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856dab8c r4:84955480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85678000 r8:849554ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955480 r8:80287e08 r7:eb8a5e60 r6:854adf80 r5:85678000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8b9fb0 to 0xeb8b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855ba280 INFO: task kworker/0:776:5263 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9a0a2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:8509db40 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) [<804e7788>] (_vm_unmap_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) r5:856dbb8c r4:856db800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85678c00 r8:8495552c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9a2a4000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:778:5266 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/0:778 state:D stack:0 pid:5266 tgid:5266 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8c1d84 r8:00000002 r7:60000113 r6:eb8c1d8c r5:85679800 r4:85679800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85679800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ba2c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85679800 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: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) r5:856db38c r4:856db000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856db38c r4:84955580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85679800 r8:849555ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955580 r8:80287e08 r7:eb8bde60 r6:849ec080 r5:85679800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855ba400 INFO: task kworker/0:778:5266 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9a2a4000 dfab5000 00000001 80239b98 7fa79000 00000001 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:779:5267 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/0:779 state:D stack:0 pid:5267 tgid:5267 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8c5d84 r8:00000002 r7:60000013 r6:eb8c5d8c r5:8567a400 r4:8567a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8567a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ba740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8567a400 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:eb69f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856db78c r4:856db400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856db78c r4:84955600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8567a400 r8:8495562c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955600 r8:80287e08 r7:eb8bde60 r6:849ec100 r5:8567a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8c5fb0 to 0xeb8c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855ba200 INFO: task kworker/0:779:5267 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9a587000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0581dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/1:288:5270 blocked for more than 467 seconds. r4:8567b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 r5:00001000 r4:eb675000 r5:8566478c r4:85664400 [<80287208>] (process_one_work) 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(0xeb8a9fb0 to 0xeb8a9ff8) INFO: task kworker/1:288:5270 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9a587000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:289:5273 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:289 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:eb8c9d84 r8:00000002 r7:60000113 r6:eb8c9d8c r5:8567bc00 r4:8567bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8567bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8567bc00 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:eb689000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85664b8c r4:85664800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85664b8c r4:849ec280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8567bc00 r8:849ec2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ec280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:289:5273 is blocked on a mutex likely owned by task kworker/0:221:3758. r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:00000000 r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:290:5275 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:290 state:D stack:0 pid:5275 tgid:5275 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8cdd84 r8:00000002 r7:60000113 r6:eb8cdd8c r5:8567c800 r4:8567c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8567c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b21e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8567c800 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:eb825000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85665f8c r4:85665c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85665f8c r4:849ec380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8567c800 r8:849ec3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ec380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ec380 r8:80287e08 r7:eb8c9e60 r6:849ec400 r5:8567c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8cdfb0 to 0xeb8cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a182c0 INFO: task kworker/1:290:5275 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9ab3e000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:291:5276 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:291 state:D stack:0 pid:5276 tgid:5276 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:8567d400 r5:8567d400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8567d400 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:eb361000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8566538c r4:85665000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8566538c r4:849ec480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8567d400 r8:849ec4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ec480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ec480 r8:80287e08 r7:eb8cde60 r6:849ec500 r5:8567d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8adfb0 to 0xeb8adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a182c0 INFO: task kworker/1:291:5276 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9ad89000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:780:5280 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/0:780 state:D stack:0 pid:5280 tgid:5280 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8e1d84 r8:00000002 r7:60000113 r6:eb8e1d8c r5:85676c00 r4:85676c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85676c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ba940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85676c00 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:eb6bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856dbf8c r4:856dbc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856dbf8c r4:84955680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85676c00 r8:849556ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955680 r8:80287e08 r7:eb8bde60 r6:849ec580 r5:85676c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8e1fb0 to 0xeb8e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bac80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84816c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e478c r4:856e4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e478c r4:84955700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84816c00 r8:8495572c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955700 r8:80287e08 r7:eb8e1e60 r6:84955780 r5:84816c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855ba8c0 INFO: task kworker/0:781:5281 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9ad89000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:782:5283 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/0:782 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:eb8d5d84 r8:00000002 r7:60000113 r6:eb8d5d8c r5:84816000 r4:84816000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84816000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855baa00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84816000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 r5:856e438c r4:856e4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e438c r4:84955800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84816000 r8:8495582c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955800 r8:80287e08 r7:eb8d1e60 r6:84955880 r5:84816000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8d5fb0 to 0xeb8d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855ba8c0 INFO: task kworker/0:782:5283 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9b06f000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 task:kworker/0:783 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 r5:856e4b8c r4:856e4800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 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:eb8ddd84 r8:00000002 r7:60000013 r6:eb8ddd8c 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:eb8dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eff80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ab8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:856e4f8c r4:856e4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84ab8c00 r8:84955a2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d60: 80230ad0 80239bb0 80070013 ffffffff [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Not tainted 6.15.0-rc7-syzkaller #0 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f5e08 r5:856e538c r4:856e5000 r7:dddced80 r6:83018000 r5:856e538c r4:84955b00 r10:00000000 r9:84955b00 r8:80287e08 r7:eb8dde60 r6:84955b80 r5:84aba400 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 r4:855bafc0 INFO: task kworker/0:785:5289 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9b555000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:786:5291 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/0:786 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:eb8f9d84 r8:00000002 r7:60000013 r6:eb8f9d8c r5:8567e000 r4:8567e000 [<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:eb8f9e08 r5:00001000 r4:e054d000 r5:856e5b8c r4:856e5800 [<80287208>] (process_one_work) 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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:787:5292 blocked for more than 467 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) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501100 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8567ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa7f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e578c r4:856e5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e578c r4:84955c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8567ec00 r8:84955cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955c80 r8:80287e08 r7:eb8f9e60 r6:849ec680 r5:8567ec00 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 r4:84501240 INFO: task kworker/0:787:5292 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9bf95000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Workqueue: events bpf_prog_free_deferred r4:00000000 r9:83018005 r8:85670c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e5f8c r4:856e5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e5f8c r4:84955d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85670c00 r8:84955d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955d00 r8:80287e08 r7:eb8f9e60 r6:849ec700 r5:85670c00 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 r4:84501280 INFO: task kworker/0:788:5295 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9bf95000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 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) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:856e638c r4:856e6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84955d80 r8:80287e08 r7:eb7a9e60 r6:849ec780 r5:85676000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<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 Call trace: [<81a53144>] (__schedule) from [<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 r5:85680000 r4:85680000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85680000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84501780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85680000 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:eae25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e6b8c r4:856e6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e6b8c r4:84955e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85680000 r8:84955e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955e00 r8:80287e08 r7:eb7bde60 r6:849ec800 r5:85680000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8fdfb0 to 0xeb8fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84501580 INFO: task kworker/0:790:5299 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9c370000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:791 state:D stack:0 pid:5300 tgid:5300 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb901e08 r5:00001000 r4:ead51000 r5:856e678c r4:856e6400 [<80287208>] (process_one_work) 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(0xe0581d28 to 0xe0581d70) 1d20: 9c370000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:792:5303 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/0:792 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:eb905d84 r8:00000002 r7:60000013 r6:eb905d8c r5:85681800 r4:85681800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85681800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:84501980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85681800 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:eae83000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e6f8c r4:856e6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e6f8c r4:84955f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85681800 r8:84955f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955f00 r8:80287e08 r7:eb8fde60 r6:849ec900 r5:85681800 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 r4:845017c0 INFO: task kworker/0:792:5303 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9c855000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 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) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84abb000 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:eb0f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e738c r4:856e7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e738c r4:84955f80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84955fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84955f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84955f80 r8:80287e08 r7:eb905e60 r6:849ae000 r5:84abb000 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 r4:845018c0 INFO: task kworker/0:793:5305 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9c855000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:794:5307 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/0:794 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84abc800 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: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 r5:84501e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84abc800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb169000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e778c r4:856e7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e778c r4:849ae080 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:849ae0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849ae080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ae080 r8:80287e08 r7:eb8e5e60 r6:849ae100 r5:84abc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb90dfb0 to 0xeb90dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84501a00 INFO: task kworker/0:794:5307 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 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) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84954240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84abbc00 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:eb3a3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e7f8c r4:856e7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e7f8c r4:849ae180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84abbc00 r8:849ae1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849ae180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ae180 r8:80287e08 r7:eb90de60 r6:849ae200 r5:84abbc00 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 r4:84501dc0 INFO: task kworker/0:795:5310 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9d44d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:292:5312 blocked for more than 467 seconds. task:kworker/1:292 state:D stack:0 pid:5312 tgid:5312 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84954040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ab9800 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:eb377000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e7b8c r4:856e7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856e7b8c r4:849ec980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab9800 r8:849ec9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ec980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ec980 r8:80287e08 r7:eb8cde60 r6:849eca00 r5:84ab9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:293 state:D stack:0 pid:5314 tgid:5314 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r5:8566578c r4:849eca80 r10:61c88647 r9:85682400 r8:849ecaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849eca80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eca80 r8:80287e08 r7:eb8cde60 r6:849ecb00 r5:85682400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb909fb0 to 0xeb909ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a18fc0 INFO: task kworker/1:293:5314 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9db0b000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:796:5316 blocked for more than 467 seconds. r5:85683000 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e838c r4:856e8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849ae280 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:797:5318 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/0:797 state:D stack:0 pid:5318 tgid:5318 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eb925d8c r5:85683c00 r4:85683c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85683c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:84954500 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) r5:856e878c r4:856e8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849ae300 [<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 Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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) Exception stack(0xeb929fb0 to 0xeb929ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac 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) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e8f8c r4:856e8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e8f8c r4:849ae400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85685400 r8:849ae42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849ae400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ae400 r8:80287e08 r7:eb929e60 r6:849ecd00 r5:85685400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb92dfb0 to 0xeb92dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84954600 INFO: task kworker/0:799:5322 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9e860000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 task:kworker/0:800 state:D stack:0 pid:5324 tgid:5324 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84abe000 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) 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 r5:84954cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84abe000 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:eb559000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e978c r4:856e9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e978c r4:849ae480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84abe000 r8:849ae4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849ae480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ae480 r8:80287e08 r7:eb92de60 r6:849ae500 r5:84abe000 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 r4:84954740 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:84815400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb939e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84815400 r8:849ecdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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 r5:856e938c r4:856e9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e938c r4:849ae600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84abec00 r8:849ae62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849ae600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ae600 r8:80287e08 r7:eb931e60 r6:849ae680 r5:84abec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb93dfb0 to 0xeb93dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84954380 INFO: task kworker/0:801:5327 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9eddf000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:802:5330 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/0:802 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:84880c00 r4:8291a680 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84954d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84880c00 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:eb569000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e9b8c r4:856e9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e9b8c r4:849ae700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84880c00 r8:849ae72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849ae700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ae700 r8:80287e08 r7:eb931e60 r6:849ae780 r5:84880c00 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 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:85d62f8c r4:85d62c00 r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:803 state:D stack:0 pid:5332 tgid:5332 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb921e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:856ea38c r4:856ea000 r10:61c88647 r9:84881800 r8:849ae82c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:804:5335 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/0:804 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:eb941d84 r8:00000002 r7:60000113 r6:eb941d8c r5:84882400 r4:84882400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84882400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb941e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bae00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84882400 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:eb585000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856e9f8c r4:856e9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856e9f8c r4:849ae900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84882400 r8:849ae92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849ae900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ae900 r8:80287e08 r7:eb921e60 r6:849ae980 r5:84882400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb941fb0 to 0xeb941ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b200c0 INFO: task kworker/0:804:5335 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9f161000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_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) r4:8509f580 r4:00000001 1fe0: 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) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b20240 r5:856ea78c r4:856ea400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856ea78c r4:849aea00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84883000 r8:849aea2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849aea00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849aea00 r8:80287e08 r7:eb921e60 r6:849aea80 r5:84883000 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 r4:84b200c0 INFO: task kworker/0:805:5336 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9f765000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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 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) r9:83018005 r8:84883c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 r5:856eab8c r4:856ea800 [<80287208>] (process_one_work) 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(0xeb949fb0 to 0xeb949ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fe0: 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) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b20540 r5:856eaf8c r4:856eac00 r7:dddced80 r6:83018000 r5:856eaf8c r4:849aec00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: 9fd9b000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:808:5343 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/0:808 state:D stack:0 pid:5343 tgid:5343 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84885400 r4:84885400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84885400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:84b20600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84885400 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:eb70d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:856eb38c r4:856eb000 [<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(0xeb951fb0 to 0xeb951ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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) r9:83018005 r8:84886000 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:eb75f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856eb78c r4:856eb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856eb78c r4:849aee00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84886000 r8:849aee2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849aee00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849aee00 r8:80287e08 r7:eb951e60 r6:849aee80 r5:84886000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb959fb0 to 0xeb959ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b20640 INFO: task kworker/0:809:5345 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a05ec000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84beec00 r8:8509f5ac 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 r5:856ebb8c r4:856eb800 [<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 r4:00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:811:5348 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/0:811 state:D stack:0 pid:5348 tgid:5348 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:eb95dd8c r5:84880000 r4:84880000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84880000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:84b20c80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84880000 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:eb7c1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856f438c r4:856f4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f438c r4:83cda000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84880000 r8:83cda02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cda000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cda000 r8:80287e08 r7:eb955e60 r6:83cda080 r5:84880000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb95dfb0 to 0xeb95dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred 1d20: a0c8e000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) r4:8509db40 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 r8:84abd400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 r5:856ebf8c r4:856ebc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xeb961fb0 to 0xeb961ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a1145000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:813:5352 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/0:813 state:D stack:0 pid:5352 tgid:5352 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb965d84 r8:00000002 r7:60000013 r6:eb965d8c r5:85758000 r4:85758000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85758000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) 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 r5:84b20d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85758000 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: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) r5:856f478c r4:856f4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f478c r4:83cda200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85758000 r8:83cda22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cda200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cda200 r8:80287e08 r7:eb95de60 r6:83cda280 r5:85758000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb969e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:856f5f8c r4:856f5c00 r4:83cda300 Exception stack(0xeb969fb0 to 0xeb969ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:815:5355 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/0:815 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:eb96dd84 r8:00000002 r7:60000013 r6:eb96dd8c r5:85759800 r4:85759800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85759800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84954fc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85759800 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:eb7db000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856f4b8c r4:856f4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f4b8c r4:83cda400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85759800 r8:83cda42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cda400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cda400 r8:80287e08 r7:eb969e60 r6:83cda480 r5:85759800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb96dfb0 to 0xeb96dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b20f80 Workqueue: events bpf_prog_free_deferred 1d20: a1145000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 r5:00001000 r4:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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) r5:856f4f8c r4:856f4c00 r10:61c88647 r9:8575b000 r8:83cda52c r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: a153b000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 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) r9:83018005 r8:85688000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 r5:856f538c r4:856f5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f538c r4:83cda600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85688000 r8:83cda62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cda600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cda600 r8:80287e08 r7:eb969e60 r6:849ece00 r5:85688000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb979fb0 to 0xeb979ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85708040 INFO: task kworker/0:817:5359 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a17e1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:818:5362 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/0:818 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb981d84 r8:00000002 r7:60000113 r6:eb981d8c r5:85689800 r4:85689800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85689800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85708440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85689800 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:eb80b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856f578c r4:856f5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f578c r4:83cda680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85689800 r8:83cda6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cda680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cda680 r8:80287e08 r7:eb969e60 r6:849ece80 r5:85689800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb981fb0 to 0xeb981ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857083c0 INFO: task kworker/0:818:5362 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a17e1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:819:5364 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/0:819 state:D stack:0 pid:5364 tgid:5364 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb97dd84 r8:00000002 r7:60000013 r6:eb97dd8c r5:8568a400 r4:8568a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8568a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:856f5b8c r4:856f5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:83cda700 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<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) r4:8509db40 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 r5:85666b8c r4:85666800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849ecf80 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 r4:84b21fc0 INFO: task kworker/1:295:5365 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a21c0000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:296:5367 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/1:296 state:D stack:0 pid:5367 tgid:5367 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:eb989d8c r5:8568bc00 r4:8568bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8568bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85710b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8568bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba1d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8566638c r4:85666000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8566638c r4:8570a080 [<80287208>] (process_one_work) from [<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 r9:8570a080 r8:80287e08 r7:eb971e60 r6:8570a100 r5:8568bc00 INFO: task kworker/1:296:5367 is blocked on a mutex likely owned by task kworker/0:221:3758. 1d20: a2632000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 [<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) INFO: task kworker/0:820:5370 blocked for more than 468 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) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:8568e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 r5:856f638c r4:856f6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:83cda780 r8:80287e08 r7:eb969e60 r6:8570a180 r5:8568e000 INFO: task kworker/0:820:5370 is blocked on a mutex likely owned by task kworker/0:221:3758. Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:821:5372 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/0:821 state:D stack:0 pid:5372 tgid:5372 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9b1d84 r8:00000002 r7:60000013 r6:eb9b1d8c r5:8568ec00 r4:8568ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8568ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_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) r5:856f6f8c r4:856f6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:83cda800 r8:80287e08 r7:eb9a9e60 r6:8570a200 r5:8568ec00 INFO: task kworker/0:821:5372 is blocked on a mutex likely owned by task kworker/0:221:3758. 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:822:5373 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/0:822 state:D stack:0 pid:5373 tgid:5373 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:eb9b9d8c r5:8568d400 r4:8568d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8568d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85708a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8568d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856f678c r4:856f6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f678c r4:83cda880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8568d400 r8:83cda8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cda880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cda880 r8:80287e08 r7:eb9b1e60 r6:8570a280 r5:8568d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9b9fb0 to 0xeb9b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85708bc0 INFO: task kworker/0:822:5373 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a296a000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+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:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:85686c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d1e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:856f6b8c r4:856f6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85686c00 r8:83cda92c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: a296a000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9d9d84 r8:00000002 r7:60000113 r6:eb9d9d8c r5:85688c00 r4:85688c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85688c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85708e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85688c00 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: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) r5:856f7b8c r4:856f7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f7b8c r4:83cda980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85688c00 r8:83cda9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cda980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cda980 r8:80287e08 r7:eb9b1e60 r6:8570a380 r5:85688c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9d9fb0 to 0xeb9d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85708d00 INFO: task kworker/0:824:5378 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a2ea8000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:825:5379 blocked for more than 468 seconds. r4:85686000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85708e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85686000 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: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) r5:856f738c r4:856f7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f738c r4:83cdaa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85686000 r8:83cdaa2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdaa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdaa00 r8:80287e08 r7:eb9d9e60 r6:8570a400 r5:85686000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9e5fb0 to 0xeb9e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85708d00 INFO: task kworker/0:825:5379 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a2fe8000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 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 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85690c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f1e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 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) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:856f7f8c r4:83cdab00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:827:5384 is blocked on a mutex likely owned by task kworker/0:221:3758. 1d20: a337d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:828:5386 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/0:828 state:D stack:0 pid:5386 tgid:5386 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba11d84 r8:00000002 r7:60000113 r6:eba11d8c r5:85691800 r4:85691800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85691800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85718200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85691800 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:eba17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856fc38c r4:856fc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856fc38c r4:83cdab80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85691800 r8:83cdabac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdab80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdab80 r8:80287e08 r7:eba05e60 r6:8570a580 r5:85691800 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 INFO: task kworker/0:828:5386 is blocked on a mutex likely owned by task kworker/0:221:3758. 1d20: a369b000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) 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 r5:85718600 r5:856fcf8c r4:856fcc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85692400 r8:83cdac2c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r5:00001000 r4:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 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) r5:856fc78c r4:856fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856fc78c r4:83cdac80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85693c00 r8:83cdacac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdac80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdac80 r8:80287e08 r7:eba15e60 r6:8570a680 r5:85693c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb985fb0 to 0xeb985ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85718340 INFO: task kworker/0:830:5389 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a3a63000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:297:5392 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. r4:85695400 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85850bc0 r5:8566678c r4:85666400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85695400 r8:8570a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:85696c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba3de08 r9:83018005 r8:85696c00 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:eba29000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856fcb8c r4:856fc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856fcb8c r4:83cdad00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85696c00 r8:83cdad2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdad00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdad00 r8:80287e08 r7:eba15e60 r6:8570a800 r5:85696c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba3dfb0 to 0xeba3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857185c0 INFO: task kworker/0:831:5394 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a3fba000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:832:5396 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/0:832 state:D stack:0 pid:5396 tgid:5396 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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba4de08 r9:83018005 r8:85694800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 r5:856fd38c r4:856fd000 r10:61c88647 r9:85694800 r8:83cdadac r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0581fb0 to 0xe0581ff8) task:kworker/0:833 state:D stack:0 pid:5398 tgid:5398 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) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:833:5398 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a41ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:834:5399 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/0:834 state:D stack:0 pid:5399 tgid:5399 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb871d84 r8:00000002 r7:60000113 r6:eb871d8c r5:8568c800 r4:8568c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8568c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8568c800 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:eb0d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856ff78c r4:856ff400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856ff78c r4:83cdae80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8568c800 r8:83cdaeac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdae80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdae80 r8:80287e08 r7:eb869e60 r6:8570a980 r5:8568c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb871fb0 to 0xeb871ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85718700 INFO: task kworker/0:834:5399 is blocked on a mutex likely owned by task kworker/0:221:3758. r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d0c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 r5:00001000 r4:e07cb000 r5:856fdb8c r4:856fd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856fdb8c r4:83cdaf00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:83cdaf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83cdaf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cdaf00 r8:80287e08 r7:eb871e60 r6:8570aa00 r5:857d0c00 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 r4:85718a00 INFO: task kworker/0:835:5401 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a4863000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 task:kworker/0:836 state:D stack:0 pid:5403 tgid:5403 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba59e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:856fdf8c r4:856fdc00 [<80287208>] (process_one_work) 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(0xeba59fb0 to 0xeba59ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 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) INFO: task kworker/0:837:5405 blocked for more than 468 seconds. r5:857d3000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:856fe38c r4:856fe000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85799000 r8:80287e08 r7:eb871e60 r6:8570ab00 r5:857d3000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a4bec000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:838:5407 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/0:838 state:D stack:0 pid:5407 tgid:5407 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba0dd84 r8:00000002 r7:60000113 r6:eba0dd8c r5:8575bc00 r4:8575bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8575bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba0de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85718d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8575bc00 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:eaeeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856fe78c r4:856fe400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856fe78c r4:85799080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8575bc00 r8:857990ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799080 r8:80287e08 r7:eb871e60 r6:85799100 r5:8575bc00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:8575d400 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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:eba65e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85718e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8575d400 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:eaf59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856feb8c r4:856fe800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856feb8c r4:85799180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8575d400 r8:857991ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799180 r8:80287e08 r7:eb871e60 r6:85799200 r5:8575d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba65fb0 to 0xeba65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85718300 INFO: task kworker/0:839:5409 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a4da8000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:840:5412 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/0:840 state:D stack:0 pid:5412 tgid:5412 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:eba69d8c r5:8575e000 r4:8575e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8575e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:857a1040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8575e000 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:eb021000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856fef8c r4:856fec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856fef8c r4:85799280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8575e000 r8:857992ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799280 r8:80287e08 r7:eb871e60 r6:85799300 r5:8575e000 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 r4:857a10c0 INFO: task kworker/0:840:5412 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a50b7000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:841:5413 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/0:841 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:eb995d84 r8:00000002 r7:60000013 r6:eb995d8c r5:8575ec00 r4:8575ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8575ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a15c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8575ec00 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:eb273000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856fff8c r4:856ffc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856fff8c r4:85799380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8575ec00 r8:857993ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799380 r8:80287e08 r7:eb871e60 r6:85799400 r5:8575ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb995fb0 to 0xeb995ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857a10c0 INFO: task kworker/0:841:5413 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a514d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:842:5417 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/0:842 state:D stack:0 pid:5417 tgid:5417 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba71d84 r8:00000002 r7:60000013 r6:eba71d8c r5:8575c800 r4:8575c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8575c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba71e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8575c800 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: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) r5:856ffb8c r4:856ff800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856ffb8c r4:85799480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8575c800 r8:857994ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799480 r8:80287e08 r7:eb995e60 r6:85799500 r5:8575c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba71fb0 to 0xeba71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857a1480 INFO: task kworker/0:842:5417 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a514d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:843:5420 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/0:843 state:D stack:0 pid:5420 tgid:5420 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba81d84 r8:00000002 r7:60000113 r6:eba81d8c r5:857d8000 r4:857d8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857d8000 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:eb357000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580838c r4:85808000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580838c r4:85799580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d8000 r8:857995ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799580 r8:80287e08 r7:eb995e60 r6:8570ab80 r5:857d8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba81fb0 to 0xeba81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857a1540 INFO: task kworker/0:843:5420 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a54a5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:844:5421 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/0:844 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:eba85d84 r8:00000002 r7:60000113 r6:eba85d8c r5:857d8c00 r4:857d8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:857a1940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857d8c00 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:eb431000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580878c r4:85808400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580878c r4:85799600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d8c00 r8:8579962c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799600 r8:80287e08 r7:eba81e60 r6:8570ac00 r5:857d8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba85fb0 to 0xeba85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857a1540 INFO: task kworker/0:844:5421 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a57e4000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 [<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 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:846:5425 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/0:846 state:D stack:0 pid:5425 tgid:5425 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba95d84 r8:00000002 r7:60000013 r6:eba95d8c r5:857dbc00 r4:857dbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857dbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba95e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857dbc00 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:eb5cd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85808f8c r4:85808c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85808f8c r4:85799700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857dbc00 r8:8579972c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799700 r8:80287e08 r7:eba91e60 r6:8570ad00 r5:857dbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba95fb0 to 0xeba95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857a1900 INFO: task kworker/0:846:5425 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a5c15000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 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) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:847:5428 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/0:847 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:ebaa1d84 r8:00000002 r7:60000013 r6:ebaa1d8c r5:857da400 r4:857da400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857da400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1c80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857da400 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: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) r5:8580938c r4:85809000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580938c r4:85799780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857da400 r8:857997ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799780 r8:80287e08 r7:eba95e60 r6:8570ad80 r5:857da400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaa1fb0 to 0xebaa1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:848:5429 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/0:848 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:ebaa5d84 r8:00000002 r7:60000113 r6:ebaa5d8c r5:857dd400 r4:857dd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857dd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a1e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857dd400 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:eb613000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580978c r4:85809400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580978c r4:85799800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857dd400 r8:8579982c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799800 r8:80287e08 r7:ebaa1e60 r6:8570ae00 r5:857dd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaa5fb0 to 0xebaa5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857a1ac0 INFO: task kworker/0:848:5429 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a5ea4000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:849:5431 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/0:849 state:D stack:0 pid:5431 tgid:5431 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebaa9d84 r8:00000002 r7:60000113 r6:ebaa9d8c r5:857d9800 r4:857d9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85710100 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857d9800 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: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) r5:85809b8c r4:85809800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85809b8c r4:85799880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d9800 r8:857998ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799880 r8:80287e08 r7:ebaa5e60 r6:8570ae80 r5:857d9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaa9fb0 to 0xebaa9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0581dc0 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:850 state:D stack:0 pid:5434 tgid:5434 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebab5d84 r8:00000002 r7:60000013 r6:ebab5d8c r5:857dc800 r4:857dc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857dc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f6900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857dc800 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:eb635000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85809f8c r4:85809c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85809f8c r4:85799900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857dc800 r8:8579992c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 r5:8575a400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8580a38c r4:8580a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85799980 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebab9fb0 to 0xebab9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857a1f80 INFO: task kworker/0:851:5435 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a62c7000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fc0: 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) r5:8580af8c r4:8580ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85799a00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:853:5439 blocked for more than 468 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:eb66b000 r5:8580a78c r4:8580a400 [<80287208>] (process_one_work) 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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:854 state:D stack:0 pid:5442 tgid:5442 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebad5d84 r8:00000002 r7:60000113 r6:ebad5d8c r5:857e3000 r4:857e3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857e3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857e3000 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:eb687000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580ab8c r4:8580a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580ab8c r4:85799b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857e3000 r8:85799b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799b00 r8:80287e08 r7:ebac5e60 r6:857c3100 r5:857e3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebad5fb0 to 0xebad5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bd1c0 INFO: task kworker/0:854:5442 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a666c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:855:5443 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/0:855 state:D stack:0 pid:5443 tgid:5443 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebad9d84 r8:00000002 r7:60000013 r6:ebad9d8c r5:857e3c00 r4:857e3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857e3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd5c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857e3c00 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:eb6bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580b78c r4:8580b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580b78c r4:85799b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857e3c00 r8:85799bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799b80 r8:80287e08 r7:ebac5e60 r6:857c3180 r5:857e3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebad9fb0 to 0xebad9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bd1c0 INFO: task kworker/0:855:5443 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a6ce9000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:856:5444 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/0:856 state:D stack:0 pid:5444 tgid:5444 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba9dd84 r8:00000002 r7:60000113 r6:eba9dd8c 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:eba9de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd3c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857d2400 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:eb6ab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580b38c r4:8580b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580b38c r4:85799c00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85799c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799c00 r8:80287e08 r7:ebad9e60 r6:85799c80 r5:857d2400 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 r4:857bd580 INFO: task kworker/0:856:5444 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a6ce9000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:857:5448 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/0:857 state:D stack:0 pid:5448 tgid:5448 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:857d1800 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: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 r5:857bd680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580bb8c r4:8580b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580bb8c r4:85799d00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85799d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799d00 r8:80287e08 r7:ebad9e60 r6:85799d80 r5:857d1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebad1fb0 to 0xebad1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bd940 INFO: task kworker/0:857:5448 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a704c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:858:5449 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/0:858 state:D stack:0 pid:5449 tgid:5449 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebae5d84 r8:00000002 r7:60000013 r6:ebae5d8c 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:ebae5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857d4800 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: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) r5:8580bf8c r4:8580bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580bf8c r4:85799e00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85799e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799e00 r8:80287e08 r7:ebad1e60 r6:85799e80 r5:857d4800 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 r4:857bd940 INFO: task kworker/0:858:5449 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a704c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:859:5452 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/0:859 state:D stack:0 pid:5452 tgid:5452 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebae9d84 r8:00000002 r7:60000113 r6:ebae9d8c 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:ebae9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bdb00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857d5400 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:eb83d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580c78c r4:8580c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580c78c r4:85799f00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85799f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85799f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85799f00 r8:80287e08 r7:ebae5e60 r6:85799f80 r5:857d5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebae9fb0 to 0xebae9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bd780 INFO: task kworker/0:859:5452 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a746a000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:860:5453 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/0:860 state:D stack:0 pid:5453 tgid:5453 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebaedd84 r8:00000002 r7:60000013 r6:ebaedd8c 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:ebaede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bda40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857d6000 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:eb6f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580c38c r4:8580c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580c38c r4:857ca000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857ca02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857ca000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857ca000 r8:80287e08 r7:ebae9e60 r6:857ca080 r5:857d6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaedfb0 to 0xebaedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bda00 INFO: task kworker/0:860:5453 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a746a000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:861:5456 blocked for more than 468 seconds. r5:857d3c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8580cb8c r4:8580c800 [<80287208>] (process_one_work) from [<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 r9:857ca100 r8:80287e08 r7:ebae9e60 r6:857ca180 r5:857d3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba75fb0 to 0xeba75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bdb40 INFO: task kworker/0:861:5456 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a746a000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:862:5457 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/0:862 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:ebaf5d84 r8:00000002 r7:60000113 r6:ebaf5d8c r5:84a60000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8580d38c r4:8580d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a60000 r8:857ca22c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:e0581dc0 r5:00001000 r4:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 r5:00001000 r4:eb875000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580cf8c r4:8580cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580cf8c r4:857ca300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a61800 r8:857ca32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857ca300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857ca300 r8:80287e08 r7:ebaf5e60 r6:857ca380 r5:84a61800 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 r4:857bdf80 INFO: task kworker/0:863:5459 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a7c29000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:864 state:D stack:0 pid:5462 tgid:5462 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf1e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce1c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a62400 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:eb8b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580d78c r4:8580d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580d78c r4:857ca400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a62400 r8:857ca42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857ca400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857ca400 r8:80287e08 r7:ebaf5e60 r6:857ca480 r5:84a62400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaf1fb0 to 0xebaf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ce0c0 INFO: task kworker/0:864:5462 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a7c29000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 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) r5:8580db8c r4:8580d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580db8c r4:857ca500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a63000 r8:857ca52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857ca500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857ca500 r8:80287e08 r7:ebaf1e60 r6:857ca580 r5:84a63000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebafdfb0 to 0xebafdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ce200 INFO: task kworker/0:865:5463 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a7d22000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:8509f580 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:84a63c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a63c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:857ce540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a63c00 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: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) r5:8580df8c r4:8580dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580df8c r4:857ca600 r10:61c88647 r9:84a63c00 r8:857ca62c r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 1fa0: 00000000 00000000 00000000 00000000 r5:84a64800 r4:8291a680 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 r5:857ce880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a64800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb19000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580e78c r4:8580e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580e78c r4:857ca700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a64800 r8:857ca72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857ca700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857ca700 r8:80287e08 r7:ebb01e60 r6:857ca780 r5:84a64800 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 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ce4c0 INFO: task kworker/0:867:5467 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a8246000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 Workqueue: events bpf_prog_free_deferred r5:84a65400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8580e38c r4:8580e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a65400 r8:857ca82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857ce600 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:869:5472 blocked for more than 469 seconds. r5:84a66000 r4:8291a680 r4:00000000 r4:00000000 r5:8580ef8c r4:8580ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857ca900 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ce840 INFO: task kworker/0:869:5472 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a882c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:870:5473 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/0:870 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:ebb25d84 r8:00000002 r7:60000013 r6:ebb25d8c r5:84a66c00 r4:84a66c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a66c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce940 r5:8580eb8c r4:8580e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580eb8c r4:857caa00 r4:857caa00 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85d62f8c r4:85d62c00 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:84a60c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb31e08 r4:00000000 r5:8580f78c r4:8580f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a60c00 r8:857cab2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 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 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:872:5477 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/0:872 state:D stack:0 pid:5477 tgid:5477 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb39d84 r8:00000002 r7:60000013 r6:ebb39d8c 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:ebb39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ced40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580f38c r4:8580f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580f38c r4:857cac00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857cac2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857cac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857cac00 r8:80287e08 r7:ebb31e60 r6:857cac80 r5:857d6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb39fb0 to 0xebb39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ce980 INFO: task kworker/0:872:5477 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a931f000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:873:5479 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/0:873 state:D stack:0 pid:5479 tgid:5479 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85768000 r4:85768000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85768000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8585a040 r5:8580fb8c r4:8580f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85768000 r8:857cad2c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:874:5482 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/0:874 state:D stack:0 pid:5482 tgid:5482 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb6dd84 r8:00000002 r7:60000013 r6:ebb6dd8c r5:857e2400 r4:857e2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857e2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb6de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 r5:8581c38c r4:8581c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581c38c r4:857cae00 [<80287208>] (process_one_work) from [<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 r9:857cae00 r8:80287e08 r7:ebb45e60 r6:857c3200 r5:857e2400 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 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:ebb75e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb55000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580ff8c r4:8580fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580ff8c r4:857cae80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857e1800 r8:857caeac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857cae80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857cae80 r8:80287e08 r7:ebb6de60 r6:857c3280 r5:857e1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb75fb0 to 0xebb75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8585a100 INFO: task kworker/0:875:5484 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a931f000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 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 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:876 state:D stack:0 pid:5486 tgid:5486 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:ebb81e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a5c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857e4800 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:ebb87000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581cb8c r4:8581c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581cb8c r4:857caf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857e4800 r8:857caf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857caf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857caf00 r8:80287e08 r7:ebb6de60 r6:857c3300 r5:857e4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb81fb0 to 0xebb81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ebb85d84 r8:00000002 r7:60000113 r6:ebb85d8c r5:857e5400 r4:00000000 r4:00000000 r5:8581c78c r4:8581c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:857e5400 r8:857cafac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<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 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 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) r5:8581d78c r4:8581d400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857e6000 r8:8586302c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85863000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863000 r8:80287e08 r7:ebb81e60 r6:857c3400 r5:857e6000 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 r4:8585a500 INFO: task kworker/0:878:5489 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: a977f000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:8581cf8c r4:8581cc00 r10:00000000 r9:85863080 r8:80287e08 r7:ebb91e60 r6:857c3480 r5:857e6c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85696000 r4:8291a680 r4:00000000 r4:00000000 r5:85667b8c r4:85667800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85667b8c r4:857c3500 r4:857c3500 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:299:5494 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/1:299 state:D stack:0 pid:5494 tgid:5494 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:857de000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:8566738c r4:85667000 [<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) 1fa0: 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:857dec00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8581d38c r4:8581d000 r10:61c88647 r9:857dec00 r8:8586312c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 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 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581db8c r4:8581d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85863180 r8:80287e08 r7:ebb91e60 r6:857c3780 r5:857e8c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 Workqueue: events bpf_prog_free_deferred r5:857ea400 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 r5:8581df8c r4:85863200 r4:00000001 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 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 "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 r8:857e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 r5:8581e38c r4:8581e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85863280 r8:80287e08 r7:eb9c9e60 r6:857c3880 r5:857e9800 r4:8585aec0 [<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 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:857eb000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e9e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8581e78c r4:8581e400 r10:61c88647 r9:857eb000 r8:8586332c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:00000000 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:857ebc00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8581ef8c r4:8581ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:857ebc00 r8:858633ac r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:00000000 r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:857ec800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8581eb8c r4:8581e800 r7:dddced80 r6:83018000 r5:8581eb8c r4:85863400 r10:00000000 r9:85863400 r8:80287e08 r7:ebbd1e60 r6:857c3a00 r5:857ec800 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:857ed400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb9e08 r4:00000000 r5:8566778c r4:85667400 r7:ddde2d80 r6:83018200 r5:8566778c r4:857c3a80 r4:857c3a80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<804e7788>] (_vm_unmap_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 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:857ee000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd9e08 r9:83018205 r8:857ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 r5:84877b8c r4:84877800 r7:ddde2d80 r6:83018200 r5:84877b8c r4:857c3b80 r10:00000000 r9:857c3b80 r8:80287e08 r7:ebb71e60 r6:857c3c00 r5:857ee000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) 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) r4:00000000 r5:85667f8c r4:85667c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857c3c80 Exception stack(0xebbddfb0 to 0xebbddff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 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) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:303:5517 blocked for more than 469 seconds. r4:857e8000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 r5:00001000 r4:eb449000 r5:8487738c r4:84877000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857c3d80 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ebbe9d84 r8:00000002 r7:60000013 r6:ebbe9d8c r5:857f0c00 r4:00000000 r4:00000000 r5:8487778c r4:84877400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857c3e80 9fa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac 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 r8:857f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 r5:8574438c r4:85744000 r10:61c88647 r9:857f2400 r8:857c3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:8576b000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8576b000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 r5:8574478c r4:85744400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8576b000 r8:858640ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:00000000 r5:85d62f8c r4:85d62c00 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:887:5527 blocked for more than 469 seconds. r4:85769800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe1e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8581f38c r4:85863500 r10:00000000 r9:85863500 r8:80287e08 r7:ebbd1e60 r6:85863580 r5:85769800 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 "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 r8:8576c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 r5:8581ff8c r4:8581fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581ff8c r4:85863600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8576c800 r8:8586362c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85863600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863600 r8:80287e08 r7:ebbe1e60 r6:85863680 r5:8576c800 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 r4:85860200 INFO: task kworker/0:888:5528 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ac508000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:307:5530 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/1:307 state:D stack:0 pid:5530 tgid:5530 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebbfdd84 r8:00000002 r7:60000113 r6:ebbfdd8c r5:8576d400 r4:8576d400 [<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) r5:85744b8c r4:85744800 r7:ddde2d80 r6:83018200 r5:85744b8c r4:85864100 r4:00000001 dfe0: 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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ac508000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:308:5532 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/1:308 state:D stack:0 pid:5532 tgid:5532 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc05d84 r8:00000002 r7:60000113 r6:ebc05d8c r5:8576ec00 r4:8576ec00 [<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:ebc05e08 r5:00001000 r4:eb5c1000 r5:8574538c r4:85745000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574538c r4:85864180 r4:85864180 Exception stack(0xebc05fb0 to 0xebc05ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:309:5534 blocked for more than 469 seconds. r4:8576a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc0de08 r5:00001000 r4:eb5a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85744f8c r4:85744c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85744f8c r4:85864200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8576a400 r8:8586422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85864200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85864200 r8:80287e08 r7:ebc05e60 r6:85863800 r5:8576a400 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 r4:8586e180 INFO: task kworker/1:309:5534 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: acf2a000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:310:5536 blocked for more than 469 seconds. r5:8576bc00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eb715000 r5:85745b8c r4:85745800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8576bc00 r8:858642ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ebc1dd84 r8:00000002 r7:60000113 r6:ebc1dd8c r5:84550000 r4:00000000 r4:00000000 r5:00001000 r4:eb701000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574578c r4:85745400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574578c r4:85864300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84550000 r8:8586432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85864300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85864300 r8:80287e08 r7:ebc15e60 r6:85863900 r5:84550000 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 r4:8586e2c0 INFO: task kworker/1:311:5538 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ad4d5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:312:5540 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/1:312 state:D stack:0 pid:5540 tgid:5540 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc21d84 r8:00000002 r7:60000113 r6:ebc21d8c r5:84550c00 r4:84550c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84550c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc21e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586e7c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574638c r4:85746000 r7:ddde2d80 r6:83018200 r5:8574638c r4:85864380 r4:85864380 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:313:5542 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/1:313 state:D stack:0 pid:5542 tgid:5542 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84551800 r4:84551800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84551800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8586e700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84551800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 r5:85745f8c r4:85745c00 [<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(0xebc25fb0 to 0xebc25ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d20: adaa1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:314:5545 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/1:314 state:D stack:0 pid:5545 tgid:5545 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:84553c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc31e08 r4:00000000 r5:8574678c r4:85746400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574678c r4:85864480 r10:61c88647 r9:84553c00 r8:858644ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85864480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85864480 r8:80287e08 r7:ebc21e60 r6:85863a80 r5:84553c00 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 r4:8586e780 INFO: task kworker/1:314:5545 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: adb4f000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84555400 r4:8291a680 r4:00000000 r4:00000000 r5:85746b8c r4:85746800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85746b8c r4:85864500 [<80287208>] (process_one_work) from [<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 r9:85864500 r8:80287e08 r7:ebc31e60 r6:85863b00 r5:84555400 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ae00b000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:84553000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc41e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85746f8c r4:85746c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85864580 Exception stack(0xebc41fb0 to 0xebc41ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:317:5550 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/1:317 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:ebbf9d84 r8:00000002 r7:60000113 r6:ebbf9d8c r5:857f1800 r4:857f1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857f1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586ed00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857f1800 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:eb811000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574738c r4:85747000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574738c r4:85864600 r4:85864600 Exception stack(0xebbf9fb0 to 0xebbf9ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:857f3c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc35e08 r4:00000000 r5:8574778c r4:85747400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:857f3c00 r8:8586472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:00000000 r5:85d62f8c r4:85d62c00 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:319:5553 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/1:319 state:D stack:0 pid:5553 tgid:5553 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:ebc01d8c r5:857f4800 r4:857f4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857f4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85848140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857f4800 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:eb99b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85747f8c r4:85747c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85747f8c r4:85864800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857f4800 r8:8586482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85864800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85864800 r8:80287e08 r7:ebc35e60 r6:85864880 r5:857f4800 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 r4:8586ec80 INFO: task kworker/1:319:5553 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ae778000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:320:5556 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/1:320 state:D stack:0 pid:5556 tgid:5556 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:857f5400 r4:857f5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857f5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85848040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857f5400 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:eb919000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85747b8c r4:85747800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85747b8c r4:85864900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857f5400 r8:8586492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85864900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85864900 r8:80287e08 r7:ebc01e60 r6:85864980 r5:857f5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc45fb0 to 0xebc45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85848280 INFO: task kworker/1:320:5556 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ae987000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r5:857f6000 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574c38c r4:8574c000 r7:ddde2d80 r6:83018200 r5:8574c38c r4:85864a00 r10:61c88647 r9:857f6000 r8:85864a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:82ac21e4 r4:e0581dc0 r4:00000000 [<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) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:322:5560 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/1:322 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:ebc55d84 r8:00000002 r7:60000013 r6:ebc55d8c r5:857f3000 r4:857f3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857f3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85848400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857f3000 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: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) r5:8574c78c r4:8574c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574c78c r4:85864b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857f3000 r8:85864b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85864b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85864b00 r8:80287e08 r7:ebc49e60 r6:85864b80 r5:857f3000 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 r4:85848300 INFO: task kworker/1:322:5560 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: aec6c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:323:5562 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/1:323 state:D stack:0 pid:5562 tgid:5562 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:857f0000 r4:857f0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857f0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85848680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857f0000 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: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) r5:8574cb8c r4:8574c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574cb8c r4:85864c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857f0000 r8:85864c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85864c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85864c00 r8:80287e08 r7:ebc55e60 r6:85864c80 r5:857f0000 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 r4:85848440 INFO: task kworker/1:323:5562 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: aec6c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:324:5564 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/1:324 state:D stack:0 pid:5564 tgid:5564 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:857f8c00 r4:857f8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857f8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85848dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857f8c00 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:eba1b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574d38c r4:8574d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574d38c r4:85864d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857f8c00 r8:85864d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85864d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85864d00 r8:80287e08 r7:ebc4de60 r6:85864d80 r5:857f8c00 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 r4:858485c0 INFO: task kworker/1:324:5564 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: aef5c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:325:5566 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/1:325 state:D stack:0 pid:5566 tgid:5566 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc61d84 r8:00000002 r7:60000013 r6:ebc61d8c r5:857fa400 r4:857fa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857fa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc61e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858488c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857fa400 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:eb9d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574cf8c r4:8574cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574cf8c r4:85864e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857fa400 r8:85864e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85864e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85864e00 r8:80287e08 r7:ebc5de60 r6:85864e80 r5:857fa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc61fb0 to 0xebc61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85848940 INFO: task kworker/1:325:5566 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: aef5c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+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:e0581dc0 [<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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84552400 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:eb9f3000 r5:8581f78c r4:8581f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84552400 r8:85864f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804e7788>] (_vm_unmap_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(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:889 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:ebc69d84 r8:00000002 r7:60000113 r6:ebc69d8c r5:84554800 r4:84554800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84554800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc69e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cc3c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84554800 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:eb9fb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581fb8c r4:8581f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581fb8c r4:85863c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84554800 r8:85863cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85863c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863c80 r8:80287e08 r7:ebbf5e60 r6:85863d00 r5:84554800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc69fb0 to 0xebc69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857cc1c0 INFO: task kworker/0:889:5569 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: af502000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ebc65d84 r8:00000002 r7:60000113 r6:ebc65d8c r5:84556c00 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84556c00 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:e014d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85828b8c r4:85828800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85828b8c r4:85863d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84556c00 r8:85863dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85863d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863d80 r8:80287e08 r7:ebbf5e60 r6:85863e00 r5:84556c00 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 r4:857cc440 INFO: task kworker/0:890:5573 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: af6b9000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:327:5574 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/1:327 state:D stack:0 pid:5574 tgid:5574 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc6dd84 r8:00000002 r7:60000013 r6:ebc6dd8c r5:84556000 r4:84556000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84556000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc6de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584e240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84556000 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:eaed1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574db8c r4:8574d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574db8c r4:85864f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84556000 r8:85864fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85864f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85864f80 r8:80287e08 r7:ebc5de60 r6:85863e80 r5:84556000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc6dfb0 to 0xebc6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85848bc0 INFO: task kworker/1:327:5574 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: af95b000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:891:5575 blocked for more than 470 seconds. r4:8576e000 [<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) r5:8582838c r4:85828000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582838c r4:85863f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<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) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:892:5578 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/0:892 state:D stack:0 pid:5578 tgid:5578 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc71d84 r8:00000002 r7:60000113 r6:ebc71d8c r5:85768c00 r4:85768c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85768c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc71e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cc880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85768c00 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: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) r5:8582878c r4:85828400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582878c r4:857cf000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85768c00 r8:857cf02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857cf000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857cf000 r8:80287e08 r7:ebc65e60 r6:857cf080 r5:85768c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc71fb0 to 0xebc71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857cc9c0 INFO: task kworker/0:892:5578 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: afbb2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 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) [<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 r5:857f9800 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) r5:8574df8c r4:8574dc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) [<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 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:857f8000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaade08 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85828f8c r4:85828c00 r7:dddced80 r6:83018000 r5:85828f8c r4:857cf100 r10:00000000 r9:857cf100 r8:80287e08 r7:ebc65e60 r6:8584f100 r5:857f8000 r4:857ccd40 Workqueue: events bpf_prog_free_deferred r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:894:5586 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/0:894 state:D stack:0 pid:5586 tgid:5586 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebabdd84 r8:00000002 r7:60000113 r6:ebabdd8c r5:857fc800 r4:857fc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857fc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ccc00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857fc800 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:eafb9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8582938c r4:85829000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582938c r4:857cf180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857fc800 r8:857cf1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857cf180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857cf180 r8:80287e08 r7:ebaade60 r6:8584f180 r5:857fc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebabdfb0 to 0xebabdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ccd40 INFO: task kworker/0:894:5586 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:895:5588 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/0:895 state:D stack:0 pid:5588 tgid:5588 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:ebaddd84 r8:00000002 r7:60000113 r6:ebaddd8c r5:857fb000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:eb66d000 r5:8582a78c r4:8582a400 r7:dddced80 r6:83018000 r5:8582a78c r4:857cf200 r10:00000000 r9:857cf200 r8:80287e08 r7:ebabde60 r6:8584f200 r5:857fb000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:896:5589 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/0:896 state:D stack:0 pid:5589 tgid:5589 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb5dd84 r8:00000002 r7:60000113 r6:ebb5dd8c r5:857fd400 r4:857fd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857fd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb5de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cce00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857fd400 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:eb05d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8582978c r4:85829400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582978c r4:857cf280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857fd400 r8:857cf2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857cf280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857cf280 r8:80287e08 r7:ebadde60 r6:8584f280 r5:857fd400 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 r4:857ccd40 INFO: task kworker/0:896:5589 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:329:5590 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/1:329 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:ebb79d84 r8:00000002 r7:60000013 r6:ebb79d8c r5:857fe000 r4:857fe000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857fe000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584ecc0 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) r5:8574e38c r4:8574e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:857fe000 r8:8584f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804e7788>] (_vm_unmap_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(0xe0581fb0 to 0xe0581ff8) r4:8509db40 INFO: task kworker/0:897:5591 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/0:897 state:D stack:0 pid:5591 tgid:5591 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc85d84 r8:00000002 r7:60000113 r6:ebc85d8c r5:857f6c00 r4:857f6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857f6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585af80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857f6c00 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:eb1e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85829b8c r4:85829800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85829b8c r4:857cf300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857f6c00 r8:857cf32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857cf300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857cf300 r8:80287e08 r7:ebadde60 r6:8584f400 r5:857f6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc85fb0 to 0xebc85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ccdc0 INFO: task kworker/0:897:5591 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<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(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:898:5594 blocked for more than 470 seconds. r4:85800000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85829f8c r4:85829c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<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 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:ebc95d84 r8:00000002 r7:60000113 r6:ebc95d8c r5:85801800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc95e08 r9:83018005 r8:85801800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 r5:8582a38c r4:8582a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582a38c r4:857cf400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85801800 r8:857cf42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857cf400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857cf400 r8:80287e08 r7:ebadde60 r6:8584f500 r5:85801800 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 r4:85848f00 INFO: task kworker/0:899:5595 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:330:5599 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/1:330 state:D stack:0 pid:5599 tgid:5599 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:ebc99d8c r5:84839800 r4:84839800 [<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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584edc0 r5:00001000 r4:eb5eb000 r5:8574e78c r4:8574e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84839800 r8:8584f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<80287208>] (process_one_work) 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(0xe0581fb0 to 0xe0581ff8) r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:84838c00 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:eb691000 r5:8574f38c r4:8574f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574f38c r4:8584f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84838c00 r8:8584f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8584f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8584f600 r8:80287e08 r7:ebc99e60 r6:857cf500 r5:84838c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebca1fb0 to 0xebca1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8584ee00 INFO: task kworker/1:331:5601 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:332:5603 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/1:332 state:D stack:0 pid:5603 tgid:5603 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:ebca5d8c r5:8483a400 r4:8483a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8584ef00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8483a400 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:eb60b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574eb8c r4:8574e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574eb8c r4:8584f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483a400 r8:8584f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8584f680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8584f680 r8:80287e08 r7:ebca1e60 r6:857cf580 r5:8483a400 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 r4:8584e3c0 INFO: task kworker/1:332:5603 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:900:5605 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/0:900 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:ebc91d84 r8:00000002 r7:60000113 r6:ebc91d8c r5:8483b000 r4:8483b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc91e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584e840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8483b000 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:eb643000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574ef8c r4:8574ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574ef8c r4:857cf600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483b000 r8:857cf62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857cf600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857cf600 r8:80287e08 r7:ebadde60 r6:857cf680 r5:8483b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc91fb0 to 0xebc91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85852080 INFO: task kworker/0:900:5605 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8483bc00 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) r5:84bbe78c r4:84bbe400 r7:dddced80 r6:83018000 r5:84bbe78c r4:857cf700 r10:00000000 r9:857cf700 r8:80287e08 r7:ebadde60 r6:857cf780 r5:8483bc00 r4:85852180 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 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:ebc9dd84 r8:00000002 r7:60000113 r6:ebc9dd8c r5:8483c800 r4:8483c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:858709c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8483c800 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:eadab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bc4b8c r4:84bc4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bc4b8c r4:8584f700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483c800 r8:8584f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8584f700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8584f700 r8:80287e08 r7:ebca1e60 r6:857cf800 r5:8483c800 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 r4:8584e3c0 INFO: task kworker/1:333:5609 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:902:5610 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/0:902 state:D stack:0 pid:5610 tgid:5610 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:8483d400 r4:8483d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85852680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8483d400 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:eb6c9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8582ab8c r4:8582a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582ab8c r4:857cf880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483d400 r8:857cf8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857cf880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857cf880 r8:80287e08 r7:ebc7de60 r6:857cf900 r5:8483d400 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 r4:85852340 INFO: task kworker/0:902:5610 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: afd0c000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:334:5612 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/1:334 state:D stack:0 pid:5612 tgid:5612 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:ebcb1d8c r5:8483e000 r4:8483e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85870000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8483e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<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) r5:8574f78c r4:8574f400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8584f780 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8584e200 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 Exception stack(0xe0581d28 to 0xe0581d70) 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:335:5614 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/1:335 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:ebcb5d84 r8:00000002 r7:60000113 r6:ebcb5d8c r5:8483ec00 r4:8483ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858702c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8483ec00 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: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) r5:8574fb8c r4:8574f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574fb8c r4:8584f800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483ec00 r8:8584f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:ebca9d84 r8:00000002 r7:60000113 r6:ebca9d8c r5:84838000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:eb873000 r5:8582af8c r4:8582ac00 r7:dddced80 r6:83018000 r5:8582af8c r4:857cfa80 r4:857cfa80 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85d62f8c r4:85d62c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:ebcbdd84 r8:00000002 r7:60000013 r6:ebcbdd8c r5:84a40000 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 r5:858703c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a40000 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:eb83b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574ff8c r4:8574fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574ff8c r4:8584f880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a40000 r8:8584f8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8584f880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8584f880 r8:80287e08 r7:ebc9de60 r6:857cfb80 r5:84a40000 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 r4:85870500 INFO: task kworker/1:336:5618 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0581fb0 to 0xe0581ff8) r10:8291a684 r9:ebcc1d84 r8:00000002 r7:60000013 r6:ebcc1d8c r5:84a40c00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:84bc438c r4:8584f900 1fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:338:5622 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/1:338 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcb9d84 r8:00000002 r7:60000013 r6:ebcb9d8c r5:84a41800 r4:84a41800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a41800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85870740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a41800 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: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) r5:84bc478c r4:84bc4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bc478c r4:8584f980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a41800 r8:8584f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8584f980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8584f980 r8:80287e08 r7:ebc9de60 r6:857cfc80 r5:84a41800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcb9fb0 to 0xebcb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) 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(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:904:5623 blocked for more than 470 seconds. r4:84a42400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc9e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8582b78c r4:8582b400 r10:61c88647 r9:84a42400 r8:857cfd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85852ac0 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 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) r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:339:5629 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/1:339 state:D stack:0 pid:5629 tgid:5629 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebbc9d84 r8:00000002 r7:60000013 r6:ebbc9d8c r5:84a43c00 r4:84a43c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a43c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85870ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a43c00 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:eaeb1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bc4f8c r4:84bc4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bc4f8c r4:8584fa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a43c00 r8:8584fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8584fa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8584fa00 r8:80287e08 r7:ebc9de60 r6:857cfe00 r5:84a43c00 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84a45400 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) r5:8582bb8c r4:8582b800 r10:61c88647 r9:84a45400 r8:857cfeac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:340:5632 blocked for more than 470 seconds. r4:84a43000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd1e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84bc5b8c r4:84bc5800 r10:61c88647 r9:84a43000 r8:8584faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:341:5634 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/1:341 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 r5:84a44800 r4:84a44800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a44800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85870b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a44800 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:eb173000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bc538c r4:84bc5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bc538c r4:8584fb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a44800 r8:8584fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8584fb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8584fb00 r8:80287e08 r7:ebcd1e60 r6:85866000 r5:84a44800 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 r4:85870bc0 INFO: task kworker/1:341:5634 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804e7788>] (_vm_unmap_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 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 task:kworker/1:342 state:D stack:0 pid:5635 tgid:5635 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcdde08 r9:83018205 r8:84a46c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 r5:84bc578c r4:84bc5400 r7:ddde2d80 r6:83018200 r5:84bc578c r4:8584fb80 r10:00000000 r9:8584fb80 r8:80287e08 r7:ebcd1e60 r6:85866080 r5:84a46c00 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804e7788>] (_vm_unmap_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) 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:ebce5e08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85852d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858e8c00 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:eb54d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bc638c r4:84bc6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bc638c r4:8584fc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858e8c00 r8:8584fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8584fc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8584fc00 r8:80287e08 r7:ebcd1e60 r6:85866100 r5:858e8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebce5fb0 to 0xebce5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85870d00 INFO: task kworker/1:343:5637 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/1:344:5639 blocked for more than 470 seconds. r4:858e8000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcede08 r9:83018205 r8:858e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 r5:84bc5f8c r4:84bc5c00 [<80287208>] (process_one_work) 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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:345:5641 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/1:345 state:D stack:0 pid:5641 tgid:5641 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcf5d84 r8:00000002 r7:60000113 r6:ebcf5d8c 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:ebcf5e08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:84bc678c r4:84bc6400 [<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) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84beec00 r8:8509f5ac 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 r8:858ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 r5:84bc778c r4:84bc7400 r7:ddde2d80 r6:83018200 r5:84bc778c r4:8584fd80 r4:00000001 r4:8584e0c0 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:347:5646 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/1:347 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:ebd09d84 r8:00000002 r7:60000013 r6:ebd09d8c 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:ebd09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85868040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858e9800 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:eb5a9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bc6b8c r4:84bc6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bc6b8c r4:8584fe00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8584fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8584fe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8584fe00 r8:80287e08 r7:ebd01e60 r6:85866300 r5:858e9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd09fb0 to 0xebd09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85868080 INFO: task kworker/1:347:5646 is blocked on a mutex likely owned by task kworker/0:221:3758. Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 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(0xe0581fb0 to 0xe0581ff8) "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) r9:83018205 r8:858ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 r5:84bc6f8c r4:84bc6c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8584fe80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8584fe80 r8:80287e08 r7:ebd01e60 r6:85866380 r5:858ebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd0dfb0 to 0xebd0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85868080 INFO: task kworker/1:348:5647 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ebc19d84 r8:00000002 r7:60000113 r6:ebc19d8c r5:85802400 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:eb761000 r5:84bc738c r4:84bc7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85802400 r8:8584ff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:85803c00 [<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) r4:85847000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:351:5654 blocked for more than 470 seconds. r10:8291a684 r9:ebd19d84 r8:00000002 r7:60000013 r6:ebd19d8c r5:85804800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eb8ef000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:84bbc78c r4:85847100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85804800 r8:8584712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85847100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85847100 r8:80287e08 r7:ebd15e60 r6:85847180 r5:85804800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd19fb0 to 0xebd19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85868580 INFO: task kworker/1:351:5654 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:352:5656 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/1:352 state:D stack:0 pid:5656 tgid:5656 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd1dd84 r8:00000002 r7:60000013 r6:ebd1dd8c r5:85805400 r4:85805400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85805400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 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) r5:84bc7f8c r4:84bc7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85805400 r8:8584722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:353:5658 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/1:353 state:D stack:0 pid:5658 tgid:5658 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd21d84 r8:00000002 r7:60000113 r6:ebd21d8c r5:85806000 r4:85806000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85806000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bbc38c r4:84bbc000 r7:ddde2d80 r6:83018200 r5:84bbc38c r4:85847300 r10:00000000 r9:85847300 r8:80287e08 r7:ebd19e60 r6:85847380 r5:85806000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:354:5660 blocked for more than 470 seconds. r5:85806c00 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 r9:85806c00 r8:8584742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:355:5662 blocked for more than 470 seconds. r5:85800c00 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 r5:85868bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85800c00 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: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) r5:84bbcb8c r4:84bbc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bbcb8c r4:85847500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85800c00 r8:8584752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85847500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85847500 r8:80287e08 r7:ebd25e60 r6:85847580 r5:85800c00 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 r4:85868b00 INFO: task kworker/1:355:5662 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:906:5664 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/0:906 state:D stack:0 pid:5664 tgid:5664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd29d84 r8:00000002 r7:60000113 r6:ebd29d8c 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:ebd29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c4000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba1f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8582bf8c r4:8582bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582bf8c r4:85866400 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8586642c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85866400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85866400 r8:80287e08 r7:ebc7de60 r6:85866480 r5:858ec800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd29fb0 to 0xebd29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8586fd40 INFO: task kworker/0:906:5664 is blocked on a mutex likely owned by task kworker/0:221:3758. Call trace: 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:356:5665 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/1:356 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd31d84 r8:00000002 r7:60000013 r6:ebd31d8c r5:858ed400 r4:858ed400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858ed400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85868e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858ed400 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: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) r5:84bbcf8c r4:84bbcc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bbcf8c r4:85847600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:85847600 Exception stack(0xebd31fb0 to 0xebd31ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 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) r5:84bbdb8c r4:84bbd800 r10:61c88647 r9:858eec00 r8:858476ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:858ee000 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 r5:84bbd78c r4:85847700 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8584772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85847700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85847700 r8:80287e08 r7:ebd35e60 r6:85866600 r5:858ee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd39fb0 to 0xebd39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85844100 INFO: task kworker/1:358:5669 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:359:5672 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/1:359 state:D stack:0 pid:5672 tgid:5672 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84a46000 r4:84a46000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a46000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85844100 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a46000 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:eb9f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bbdf8c r4:84bbdc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bbdf8c r4:85847800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a46000 r8:8584782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85847800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85847800 r8:80287e08 r7:ebd35e60 r6:85866680 r5:84a46000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd3dfb0 to 0xebd3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85844480 INFO: task kworker/1:359:5672 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:360:5674 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/1:360 state:D stack:0 pid:5674 tgid:5674 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd41d84 r8:00000002 r7:60000113 r6:ebd41d8c r5:84bd0000 r4:84bd0000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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 r5:85844500 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bbe38c r4:84bbe000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84bd0000 r8:858477ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) [<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) r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:8509db40 Workqueue: events bpf_prog_free_deferred r5:84bd0c00 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858448c0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bbeb8c r4:84bbe800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bbeb8c r4:85847880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd0c00 r8:858478ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85847880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85847880 r8:80287e08 r7:ebd41e60 r6:85866780 r5:84bd0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd45fb0 to 0xebd45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85844480 INFO: task kworker/1:361:5675 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:907:5678 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/0:907 state:D stack:0 pid:5678 tgid:5678 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:84bd1800 [<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 r9:84bd1800 r8:8586682c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xebd2dfb0 to 0xebd2dff8) r4:857c4100 Call trace: 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 [<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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a3f00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84bd2400 r8:8586692c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:362 state:D stack:0 pid:5682 tgid:5682 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85844980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd3c00 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:eba49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bbef8c r4:84bbec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bbef8c r4:85847900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd3c00 r8:8584792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85847900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85847900 r8:80287e08 r7:ebd45e60 r6:85866a00 r5:84bd3c00 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 r4:85844880 INFO: task kworker/1:362:5682 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:363:5684 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/1:363 state:D stack:0 pid:5684 tgid:5684 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84bd3000 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) [<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) r5:84bbfb8c r4:84bbf800 [<80287208>] (process_one_work) 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(0xebd5dfb0 to 0xebd5dff8) r4:85844880 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ebd61d84 r8:00000002 r7:60000113 r6:ebd61d8c r5:84bd5400 r4:84bd5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85844b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd5400 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:eba5b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bbf38c r4:84bbf000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bbf38c r4:85847a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd5400 r8:85847a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85847a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85847a00 r8:80287e08 r7:ebd5de60 r6:85866b00 r5:84bd5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd61fb0 to 0xebd61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85844880 INFO: task kworker/1:364:5685 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 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 r5:85844c80 [<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 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:366:5690 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/1:366 state:D stack:0 pid:5690 tgid:5690 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd75d84 r8:00000002 r7:60000013 r6:ebd75d8c r5:858f0c00 r4:858f0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858f0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd75e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85844f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858f0c00 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:eba99000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bbff8c r4:84bbfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bbff8c r4:85847b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858f0c00 r8:85847b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85847b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85847b00 r8:80287e08 r7:ebd5de60 r6:85866c00 r5:858f0c00 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 r4:85844d40 INFO: task kworker/1:366:5690 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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:ebd7de08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebabf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9838c r4:84b98000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b9838c r4:85847b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858f2400 r8:85847bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85847b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85847b80 r8:80287e08 r7:ebd75e60 r6:85866c80 r5:858f2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd7dfb0 to 0xebd7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85844d40 INFO: task kworker/1:367:5692 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:368:5693 blocked for more than 470 seconds. r10:8291a684 r9:ebd81d84 r8:00000002 r7:60000013 r6:ebd81d8c r5:858f3000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bf040 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9878c r4:84b98400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b9878c r4:85847c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858f3000 r8:85847c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85847c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85847c00 r8:80287e08 r7:ebd7de60 r6:85866d00 r5:858f3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd81fb0 to 0xebd81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85844d40 INFO: task kworker/1:368:5693 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:369:5696 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/1:369 state:D stack:0 pid:5696 tgid:5696 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd89d84 r8:00000002 r7:60000013 r6:ebd89d8c r5:858f3c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:df983000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b98f8c r4:84b98c00 [<80287208>] (process_one_work) 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(0xebd89fb0 to 0xebd89ff8) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bf180 INFO: task kworker/1:369:5696 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:370:5697 blocked for more than 470 seconds. r4:858f4800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd8de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bf140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<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) r5:84b98b8c r4:84b98800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b98b8c r4:85847d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858f4800 r8:85847d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85847d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85847d00 r8:80287e08 r7:ebd89e60 r6:85866e00 r5:858f4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd8dfb0 to 0xebd8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bf180 INFO: task kworker/1:370:5697 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 INFO: task kworker/1:371:5699 blocked for more than 470 seconds. r4:858f6000 [<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) [<80287208>] (process_one_work) 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(0xebd95fb0 to 0xebd95ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r4:e0581dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:858f5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858f5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd9de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bf3c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858f5400 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:eab53000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9938c r4:84b99000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b9938c r4:85847e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858f5400 r8:85847eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85847e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85847e80 r8:80287e08 r7:ebd95e60 r6:85866f00 r5:858f5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd9dfb0 to 0xebd9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bf2c0 INFO: task kworker/1:372:5701 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 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) 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 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) [<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) r4:8509f580 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:857fbc00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eafdb000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b99b8c r4:84b99800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b99b8c r4:85847f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857fbc00 r8:85847f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85847f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85847f00 r8:80287e08 r7:ebd95e60 r6:85847f80 r5:857fbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebda1fb0 to 0xebda1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bf640 INFO: task kworker/1:374:5705 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:375:5708 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/1:375 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebdadd84 r8:00000002 r7:60000113 r6:ebdadd8c r5:858f1800 r4:858f1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858f1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bf980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858f1800 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:eb289000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9a38c r4:84b9a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b9a38c r4:857b7000 r10:61c88647 r9:858f1800 r8:857b702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ebdb5d84 r8:00000002 r7:60000113 r6:ebdb5d8c r5:84bd6000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bfc80 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:857b7080 Exception stack(0xebdb5fb0 to 0xebdb5ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:377:5711 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/1:377 state:D stack:0 pid:5711 tgid:5711 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebdb9d84 r8:00000002 r7:60000113 r6:ebdb9d8c r5:84aa0000 r4:84aa0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aa0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bfd80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aa0000 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: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) r5:84b9af8c r4:84b9ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b9af8c r4:857b7100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa0000 r8:857b712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b7100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b7100 r8:80287e08 r7:ebdb5e60 r6:857ae100 r5:84aa0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdb9fb0 to 0xebdb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bfac0 INFO: task kworker/1:377:5711 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:378:5715 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/1:378 state:D stack:0 pid:5715 tgid:5715 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebdc1d84 r8:00000002 r7:60000013 r6:ebdc1d8c r5:84aa2400 r4:84aa2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aa2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bfe40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aa2400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb64d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9b38c r4:84b9b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b9b38c r4:857b7180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa2400 r8:857b71ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b7180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b7180 r8:80287e08 r7:ebdb9e60 r6:857ae180 r5:84aa2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdc1fb0 to 0xebdc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bfd00 INFO: task kworker/1:378:5715 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84aa0c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc5e08 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aa0c00 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:eb68f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9b78c r4:84b9b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b9b78c r4:857b7200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa0c00 r8:857b722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b7200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b7200 r8:80287e08 r7:ebdc1e60 r6:857ae200 r5:84aa0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdc5fb0 to 0xebdc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bfe80 INFO: task kworker/1:379:5717 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:84aa3000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc9e08 [<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) r5:84b9bb8c r4:84b9b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b9bb8c r4:857b7280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa3000 r8:857b72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b7280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b7280 r8:80287e08 r7:ebdc5e60 r6:857ae280 r5:84aa3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdc9fb0 to 0xebdc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bfe80 INFO: task kworker/1:380:5718 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:381:5720 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/1:381 state:D stack:0 pid:5720 tgid:5720 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd79d84 r8:00000002 r7:60000013 r6:ebd79d8c r5:85803000 r4:85803000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85803000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd79e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aa280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85803000 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:eb6e1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9bf8c r4:84b9bc00 [<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 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:382:5723 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/1:382 state:D stack:0 pid:5723 tgid:5723 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:857fec00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb1e08 [<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) r5:84a98f8c r4:84a98c00 r10:61c88647 r9:857fec00 r8:857b742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:383:5724 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/1:383 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:ebdd5d84 r8:00000002 r7:60000113 r6:ebdd5d8c r5:84aa3c00 r4:84aa3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aa3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdd5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aa400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aa3c00 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:eb843000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a9838c r4:84a98000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a9838c r4:857b7500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa3c00 r8:857b752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b7500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b7500 r8:80287e08 r7:ebdb1e60 r6:857ae300 r5:84aa3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdd5fb0 to 0xebdd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857aa540 INFO: task kworker/1:383:5724 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 Workqueue: events bpf_prog_free_deferred r5:84aa4800 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a9878c r4:84a98400 [<80287208>] (process_one_work) 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(0xebdddfb0 to 0xebdddff8) r4:857aa740 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 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:ebde5d84 r8:00000002 r7:60000113 r6:ebde5d8c r5:84aa5400 r4:84aa5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aa5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebde5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aa6c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aa5400 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: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) r5:84a98b8c r4:84a98800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a98b8c r4:857b7600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa5400 r8:857b762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b7600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b7600 r8:80287e08 r7:ebdb1e60 r6:857ae400 r5:84aa5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebde5fb0 to 0xebde5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857aa5c0 INFO: task kworker/1:385:5728 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84aa6000 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aabc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84aa6000 r8:857b76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xebdedfb0 to 0xebdedff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:8509db40 Workqueue: events bpf_prog_free_deferred r5:84aa6c00 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 r5:857aa900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aa6c00 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:eba77000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a9938c r4:84a99000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a9938c r4:857b7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa6c00 r8:857b77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b7780 r8:80287e08 r7:ebdede60 r6:857ae500 r5:84aa6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdf5fb0 to 0xebdf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857aaa80 INFO: task kworker/1:387:5732 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:388 state:D stack:0 pid:5734 tgid:5734 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) r5:84a9978c r4:84a99400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:00000000 r5:85d62f8c r4:85d62c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:389 state:D stack:0 pid:5736 tgid:5736 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) [<80287208>] (process_one_work) 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 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:390:5738 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/1:390 state:D stack:0 pid:5738 tgid:5738 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebe0dd84 r8:00000002 r7:60000113 r6:ebe0dd8c 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:ebe0de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aad00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85888c00 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:ebb2b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a99f8c r4:84a99c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a99f8c r4:857b7880 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857b78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b7880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b7880 r8:80287e08 r7:ebe05e60 r6:857ae680 r5:85888c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe0dfb0 to 0xebe0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857aac00 INFO: task kworker/1:390:5738 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b01ee000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:391:5740 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/1:391 state:D stack:0 pid:5740 tgid:5740 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebe15d84 r8:00000002 r7:60000113 r6:ebe15d8c 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:ebe15e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aae40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8588a400 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:ebb3d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a9a38c r4:84a9a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a9a38c r4:857b7900 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857b792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b7900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b7900 r8:80287e08 r7:ebe05e60 r6:857ae700 r5:8588a400 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/1:392:5742 blocked for more than 470 seconds. Call trace: r5:8588b000 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r9:83018205 r8:8588b000 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:ebb49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a9a78c r4:84a9a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a9a78c r4:857b7980 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857b79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b7980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b7980 r8:80287e08 r7:ebe05e60 r6:857ae780 r5:8588b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe1dfb0 to 0xebe1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857c48c0 INFO: task kworker/1:392:5742 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:393:5744 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:85888000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe25e08 r9:83018205 r8:85888000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 r5:858c038c r4:858c0000 r10:61c88647 r9:85888000 r8:857b7a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:394:5746 blocked for more than 470 seconds. [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85716000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8588bc00 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:ebb67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a9af8c r4:84a9ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a9af8c r4:857b7a80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857b7aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b7a80 r8:80287e08 r7:ebe25e60 r6:857ae880 r5:8588bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe2dfb0 to 0xebe2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85716100 INFO: task kworker/1:394:5746 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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 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 r8:8588d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 r5:84a9b38c r4:84a9b000 r7:ddde2d80 r6:83018200 r5:84a9b38c r4:857b7b00 r4:857b7b00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85716300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8588c800 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:ebb95000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a9b78c r4:84a9b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a9b78c r4:857b7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588c800 r8:857b7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b7b80 r8:80287e08 r7:ebe25e60 r6:857ae980 r5:8588c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe41fb0 to 0xebe41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857161c0 INFO: task kworker/1:396:5751 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85889800 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 r5:84a9bb8c r4:857b7c00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/1:398:5754 blocked for more than 470 seconds. r10:8291a684 r9:ebdd1d84 r8:00000002 r7:60000013 r6:ebdd1d8c r5:85890000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84a9bf8c r4:84a9bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857b7c80 1fa0: 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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:399:5756 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/1:399 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:ebe49d84 r8:00000002 r7:60000013 r6:ebe49d8c r5:85890c00 r4:85890c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85890c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe49e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857168c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85890c00 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:ebbcd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c078c r4:858c0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c078c r4:857b7d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85890c00 r8:857b7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b7d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b7d80 r8:80287e08 r7:ebe25e60 r6:857b7e00 r5:85890c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe49fb0 to 0xebe49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85716500 INFO: task kworker/1:399:5756 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8509f580 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) r5:858c0b8c r4:858c0800 r7:ddde2d80 r6:83018200 r5:858c0b8c r4:857b7e80 r10:00000000 r9:857b7e80 r8:80287e08 r7:ebe49e60 r6:857b7f00 r5:85893000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:00001000 r4:eecd1000 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) "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 r5:8482c38c r4:8482c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85893c00 r8:857b7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<80287208>] (process_one_work) 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 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:ebe55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85716f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85891800 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:ebc81000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c0f8c r4:858c0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c0f8c r4:8570c080 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8570c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570c080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570c080 r8:80287e08 r7:ebe4de60 r6:8570c100 r5:85891800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe55fb0 to 0xebe55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85716900 INFO: task kworker/1:402:5763 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:403:5766 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/1:403 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:ebe59d84 r8:00000002 r7:60000013 r6:ebe59d8c 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:ebe59e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aaf80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85894800 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:ebe7f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c138c r4:858c1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c138c r4:8570c180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8570c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570c180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570c180 r8:80287e08 r7:ebe55e60 r6:8570c200 r5:85894800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe59fb0 to 0xebe59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857aae80 INFO: task kworker/1:403:5766 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85895400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858c178c r4:858c1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85895400 r8:8570c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:909:5770 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/0:909 state:D stack:0 pid:5770 tgid:5770 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebe51d84 r8:00000002 r7:60000113 r6:ebe51d8c r5:85896000 r4:85896000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85896000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe51e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701100 r5:8383ff8c r4:8383fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8383ff8c r4:857aea80 r4:857aea80 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 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 r8:85896c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 r5:858c1b8c r4:858c1800 r10:61c88647 r9:85896c00 r8:8570c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xebea1fb0 to 0xebea1ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:00000000 r5:85d62f8c r4:85d62c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:406:5773 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/1:406 state:D stack:0 pid:5773 tgid:5773 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebe91d84 r8:00000002 r7:60000013 r6:ebe91d8c 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:ebe91e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85706440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85892400 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:ebe99000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c1f8c r4:858c1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c1f8c r4:8570c500 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8570c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570c500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570c500 r8:80287e08 r7:ebea1e60 r6:8570c580 r5:85892400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe91fb0 to 0xebe91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85706240 INFO: task kworker/1:406:5773 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) 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 [<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) r5:858c3b8c r4:858c3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85898c00 r8:8570c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xebeadfb0 to 0xebeadff8) r4:85706400 INFO: task kworker/1:407:5775 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:910:5776 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/0:910 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebec1d84 r8:00000002 r7:60000113 r6:ebec1d8c r5:85898000 r4:85898000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85898000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebec1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857013c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85898000 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:eaca7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8587c38c r4:8587c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587c38c r4:857aeb00 r10:61c88647 r9:85898000 r8:857aeb2c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:408:5777 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/1:408 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebec9d84 r8:00000002 r7:60000113 r6:ebec9d8c r5:8589a400 r4:8589a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8589a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebec9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579f000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8589a400 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:ebac1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c238c r4:858c2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c238c r4:8570c700 r10:61c88647 r9:8589a400 r8:8570c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xebec9fb0 to 0xebec9ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:911 state:D stack:0 pid:5781 tgid:5781 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: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 r5:85701480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8589b000 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:eaeab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587c78c r4:8587c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587c78c r4:857aeb80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857aebac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857aeb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857aeb80 r8:80287e08 r7:ebd2de60 r6:8570c880 r5:8589b000 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 r4:85701300 INFO: task kworker/0:911:5781 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8587cf8c r4:857aec00 Exception stack(0xebecdfb0 to 0xebecdff8) Workqueue: events bpf_prog_free_deferred 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<80287208>] (process_one_work) 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(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ebed1d84 r8:00000002 r7:60000113 r6:ebed1d8c r5:8589c800 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) r5:8587d38c r4:8587d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587d38c r4:857aec80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8589c800 r8:857aecac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857aec80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857aec80 r8:80287e08 r7:ebecde60 r6:8570c980 r5:8589c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebed1fb0 to 0xebed1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857016c0 INFO: task kworker/0:913:5787 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:914:5788 blocked for more than 471 seconds. 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) r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8587d78c r4:8587d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857aed00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857aed00 r8:80287e08 r7:ebed1e60 r6:8570ca00 r5:8589bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebed5fb0 to 0xebed5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857017c0 INFO: task kworker/0:914:5788 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:915:5790 blocked for more than 471 seconds. r4:8589ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebed9e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8587df8c r4:8587dc00 r7:dddced80 r6:83018000 r5:8587df8c r4:857aed80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:916 state:D stack:0 pid:5792 tgid:5792 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84aa1800 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:eb5bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587db8c r4:8587d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587db8c r4:857aee00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa1800 r8:857aee2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857aee00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857aee00 r8:80287e08 r7:ebed9e60 r6:857aee80 r5:84aa1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebebdfb0 to 0xebebdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85701a80 INFO: task kworker/0:916:5792 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:917:5794 blocked for more than 471 seconds. Call trace: [<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 r5:85701f40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bf8000 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:eb7c5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587e38c r4:8587e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587e38c r4:857aef00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bf8000 r8:857aef2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857aef00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857aef00 r8:80287e08 r7:ebed9e60 r6:857aef80 r5:84bf8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebeddfb0 to 0xebeddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85701d00 INFO: task kworker/0:917:5794 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<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) 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 r5:8587f38c r4:8587f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84bf9800 r8:8570f02c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 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) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:919:5798 blocked for more than 471 seconds. r10:8291a684 r9:ebd65d84 r8:00000002 r7:60000013 r6:ebd65d8c r5:84bfa400 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eb7ef000 r5:8587e78c r4:8587e400 r10:61c88647 r9:84bfa400 r8:8570f12c r7:82804d40 r6:dddced80 r5:dddceda0 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85709280 INFO: task kworker/0:919:5798 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:920:5800 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:920 state:D stack:0 pid: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:ebeedd84 r8:00000002 r7:60000013 r6:ebeedd8c r5:84bfb000 r4:84bfb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bfb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebeede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85709140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bfb000 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:eb81d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587eb8c r4:8587e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587eb8c r4:8570f200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bfb000 r8:8570f22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8570f200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570f200 r8:80287e08 r7:ebee1e60 r6:8570f280 r5:84bfb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebeedfb0 to 0xebeedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85709100 INFO: task kworker/0:920:5800 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<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) 1fc0: 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) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587ef8c r4:8587ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8570f300 r8:80287e08 r7:ebee1e60 r6:8570f380 r5:84bfbc00 r4:857096c0 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:922:5804 blocked for more than 471 seconds. Workqueue: events bpf_prog_free_deferred r4:84bfc800 [<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) r5:8587f78c r4:8587f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587f78c r4:8570f400 r10:61c88647 r9:84bfc800 r8:8570f42c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:923:5806 blocked for more than 471 seconds. r10:8291a684 r9:ebef5d84 r8:00000002 r7:60000113 r6:ebef5d8c r5:84bfd400 [<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) r7:dddced80 r6:83018000 r5:8587fb8c r4:8570f500 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:924:5808 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/0:924 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:ebef9d84 r8:00000002 r7:60000013 r6:ebef9d8c r5:84bfe000 r4:84bfe000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bfe000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebef9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85709840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bfe000 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:eb9ed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587ff8c r4:8587fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587ff8c r4:8570f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bfe000 r8:8570f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8570f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570f600 r8:80287e08 r7:ebef5e60 r6:8570f680 r5:84bfe000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebef9fb0 to 0xebef9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85709740 INFO: task kworker/0:924:5808 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:925:5810 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/0:925 state:D stack:0 pid:5810 tgid:5810 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<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:ebefde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85709a00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bfec00 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:eba09000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592438c r4:85924000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592438c r4:8570f700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bfec00 r8:8570f72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8570f700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570f700 r8:80287e08 r7:ebef9e60 r6:8570f780 r5:84bfec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebefdfb0 to 0xebefdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85709880 INFO: task kworker/0:925:5810 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:926:5813 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/0:926 state:D stack:0 pid:5813 tgid:5813 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf01d84 r8:00000002 r7:60000113 r6:ebf01d8c r5:84bf8c00 r4:84bf8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bf8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf01e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85709c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bf8c00 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:eba27000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592478c r4:85924400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592478c r4:8570f800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bf8c00 r8:8570f82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8570f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570f800 r8:80287e08 r7:ebefde60 r6:8570f880 r5:84bf8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf01fb0 to 0xebf01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85709a40 INFO: task kworker/0:926:5813 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:927:5814 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/0:927 state:D stack:0 pid:5814 tgid:5814 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf05d84 r8:00000002 r7:60000013 r6:ebf05d8c r5:8588e000 r4:8588e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf05e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588e000 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:ebc27000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85925f8c r4:85925c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85925f8c r4:8570f900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588e000 r8:8570f92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8570f900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570f900 r8:80287e08 r7:ebf01e60 r6:8570f980 r5:8588e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf05fb0 to 0xebf05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85709a40 INFO: task kworker/0:927:5814 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:928:5816 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/0:928 state:D stack:0 pid:5816 tgid:5816 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf09d84 r8:00000002 r7:60000013 r6:ebf09d8c r5:8588ec00 r4:8588ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85709dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588ec00 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:eba43000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85924b8c r4:85924800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85924b8c r4:8570fa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588ec00 r8:8570fa2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8570fa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570fa00 r8:80287e08 r7:ebf05e60 r6:8570fa80 r5:8588ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf09fb0 to 0xebf09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85709f00 INFO: task kworker/0:928:5816 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:929:5818 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/0:929 state:D stack:0 pid:5818 tgid:5818 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf19d84 r8:00000002 r7:60000013 r6:ebf19d8c r5:85908c00 r4:85908c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85908c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85706e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85908c00 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:eba55000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85924f8c r4:85924c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85924f8c r4:8570fb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85908c00 r8:8570fb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8570fb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570fb00 r8:80287e08 r7:ebf05e60 r6:8570fb80 r5:85908c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf19fb0 to 0xebf19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83ce0c40 INFO: task kworker/0:929:5818 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:930:5819 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/0:930 state:D stack:0 pid:5819 tgid:5819 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf1dd84 r8:00000002 r7:60000013 r6:ebf1dd8c r5:8590a400 r4:8590a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8590a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf1de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8590a400 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:eba7b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592538c r4:85925000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592538c r4:8570fc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8590a400 r8:8570fc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8570fc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570fc00 r8:80287e08 r7:ebf05e60 r6:8570fc80 r5:8590a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf1dfb0 to 0xebf1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8579e000 INFO: task kworker/0:930:5819 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:931:5821 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/0:931 state:D stack:0 pid:5821 tgid:5821 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf25d84 r8:00000002 r7:60000113 r6:ebf25d8c r5:85908000 r4:85908000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85908000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e3c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85908000 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:eba97000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592578c r4:85925400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592578c r4:8570fd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85908000 r8:8570fd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8570fd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570fd00 r8:80287e08 r7:ebf05e60 r6:8570fd80 r5:85908000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf25fb0 to 0xebf25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8579e000 INFO: task kworker/0:931:5821 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:932:5822 blocked for more than 471 seconds. r10:8291a684 r9:ebf29d84 r8:00000002 r7:60000013 r6:ebf29d8c r5:85909800 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85909800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebae1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85925b8c r4:85925800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85925b8c r4:8570fe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85909800 r8:8570fe2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8570fe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570fe00 r8:80287e08 r7:ebf05e60 r6:8570fe80 r5:85909800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf29fb0 to 0xebf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8579e180 INFO: task kworker/0:932:5822 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ebf31d84 r8:00000002 r7:60000113 r6:ebf31d8c r5:8590b000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:858c278c r4:858c2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8590b000 r8:8570cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8579f100 Workqueue: events bpf_prog_free_deferred 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:858a1800 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:ebcfd000 r5:85926b8c r4:85926800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:858a1800 r8:8570ffac r7:82804d40 r6:dddced80 r5:dddceda0 [<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 r4:8579e7c0 INFO: task kworker/0:933:5828 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:934:5829 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/0:934 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf35d84 r8:00000002 r7:60000013 r6:ebf35d8c r5:858a0000 r4:858a0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf35e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<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) r5:8592638c r4:85926000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592638c r4:85792000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a0000 r8:8579202c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85792000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85792000 r8:80287e08 r7:ebf0de60 r6:8570cc00 r5:858a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf35fb0 to 0xebf35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8579e980 INFO: task kworker/0:934:5829 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:935:5832 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/0:935 state:D stack:0 pid:5832 tgid:5832 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf39d84 r8:00000002 r7:60000013 r6:ebf39d8c r5:858a2400 r4:858a2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579eb00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a2400 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:ebce7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592678c r4:85926400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592678c r4:85792080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a2400 r8:857920ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85792080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85792080 r8:80287e08 r7:ebf0de60 r6:8570cc80 r5:858a2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf39fb0 to 0xebf39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8579e980 INFO: task kworker/0:935:5832 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:936:5833 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/0:936 state:D stack:0 pid:5833 tgid:5833 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf3dd84 r8:00000002 r7:60000113 r6:ebf3dd8c r5:858a3000 r4:858a3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf3de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579edc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a3000 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:ebd59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592738c r4:85927000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592738c r4:85792100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a3000 r8:8579212c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85792100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85792100 r8:80287e08 r7:ebf0de60 r6:8570cd00 r5:858a3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf3dfb0 to 0xebf3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8579ed40 INFO: task kworker/0:936:5833 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:937:5837 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/0:937 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf55d84 r8:00000002 r7:60000113 r6:ebf55d8c r5:858a3c00 r4:858a3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ed00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85926f8c r4:85926c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85926f8c r4:85792180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a3c00 r8:857921ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85792180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85792180 r8:80287e08 r7:ebf3de60 r6:8570cd80 r5:858a3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf55fb0 to 0xebf55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8579e880 INFO: task kworker/0:937:5837 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:858a6000 r4:8291a680 [<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) r5:85927b8c r4:85927800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85927b8c r4:85792200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a6000 r8:8579222c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85792200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85792200 r8:80287e08 r7:ebf3de60 r6:8570ce00 r5:858a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf59fb0 to 0xebf59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8579ee00 INFO: task kworker/0:938:5838 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<80287208>] (process_one_work) 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(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:939:5840 blocked for more than 471 seconds. r4:858a0c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:858a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 r5:8592778c r4:85927400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:858a0c00 r8:857922ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:940:5842 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/0:940 state:D stack:0 pid:5842 tgid:5842 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf69d84 r8:00000002 r7:60000113 r6:ebf69d8c r5:858a6c00 r4:858a6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf69e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a6340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a6c00 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:ebf6f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593038c r4:85930000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593038c r4:85792300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a6c00 r8:8579232c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85792300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85792300 r8:80287e08 r7:ebf59e60 r6:8570cf00 r5:858a6c00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 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:e0581dc0 r5:e0581e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:941 state:D stack:0 pid:5843 tgid:5843 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a61c0 r5:85927f8c r4:85927c00 r7:dddced80 r6:83018000 r5:85927f8c r4:85792380 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:942:5846 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/0:942 state:D stack:0 pid:5846 tgid:5846 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf6dd84 r8:00000002 r7:60000113 r6:ebf6dd8c r5:8590d400 r4:8590d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8590d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf6de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a6400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8590d400 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:ebf75000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593078c r4:85930400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593078c r4:85792480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8590d400 r8:857924ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85792480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85792480 r8:80287e08 r7:ebf69e60 r6:85792500 r5:8590d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf6dfb0 to 0xebf6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857a6180 INFO: task kworker/0:942:5846 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf79d84 r8:00000002 r7:60000113 r6:ebf79d8c r5:8590e000 r4:8590e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8590e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf79e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a6540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8590e000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec781000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85930b8c r4:85930800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85930b8c r4:85792580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8590e000 r8:857925ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85792580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85792580 r8:80287e08 r7:ebf6de60 r6:85792600 r5:8590e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebf79fb0 to 0xebf79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857a6440 INFO: task kworker/0:943:5849 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:944:5850 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/0:944 state:D stack:0 pid:5850 tgid:5850 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec785d84 r8:00000002 r7:60000013 r6:ec785d8c r5:8590ec00 r4:8590ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8590ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec785e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850880c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8590ec00 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:ec7d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593278c r4:85932400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593278c r4:85792680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8590ec00 r8:857926ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85792680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85792680 r8:80287e08 r7:ebf79e60 r6:85792700 r5:8590ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec785fb0 to 0xec785ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ec78dd84 r8:00000002 r7:60000113 r6:ec78dd8c r5:8590bc00 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) r5:85930f8c r4:85930c00 [<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) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:946:5853 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/0:946 state:D stack:0 pid:5853 tgid:5853 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf41d84 r8:00000002 r7:60000013 r6:ebf41d8c r5:85910c00 r4:85910c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85910c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf41e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a6940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85910c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec799000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593138c r4:85931000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593138c r4:85792880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85910c00 r8:857928ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85792880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85792880 r8:80287e08 r7:ec785e60 r6:85792900 r5:85910c00 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 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:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:947:5856 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/0:947 state:D stack:0 pid:5856 tgid:5856 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:85911800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec79de08 r9:83018005 r8:85911800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 r5:8593178c r4:85931400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85911800 r8:857929ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xec79dfb0 to 0xec79dff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:948:5857 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/0:948 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:ec7b5d84 r8:00000002 r7:60000113 r6:ec7b5d8c r5:85912400 r4:85912400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85912400 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85931b8c r4:85931800 [<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) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 task:kworker/0:949 state:D stack:0 pid:5859 tgid:5859 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85913c00 r4:85913c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85913c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:857a6ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85913c00 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:ec7b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85931f8c r4:85931c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85931f8c r4:85792b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85913c00 r8:85792bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85792b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85792b80 r8:80287e08 r7:ec785e60 r6:85792c00 r5:85913c00 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 r4:857a6e00 INFO: task kworker/0:949:5859 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 "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 r8:85914800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 r5:8593238c r4:85932000 r10:61c88647 r9:85914800 r8:85792cac r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Not tainted 6.15.0-rc7-syzkaller #0 r4:85915400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c5e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85932b8c r4:85932800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85932b8c r4:85792d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85915400 r8:85792dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85792d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85792d80 r8:80287e08 r7:ec785e60 r6:85792e00 r5:85915400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7c5fb0 to 0xec7c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85088280 INFO: task kworker/0:951:5864 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:952:5867 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. Workqueue: events bpf_prog_free_deferred [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85932f8c r4:85932c00 r7:dddced80 r6:83018000 r5:85932f8c r4:85792e80 r4:850882c0 Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Workqueue: events bpf_prog_free_deferred [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8593eb8c r4:8593e800 r7:dddced80 r6:83018000 r5:8593eb8c r4:85792f80 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:82ac21e4 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:954:5870 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Call trace: [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8593378c r4:85933400 r10:61c88647 r9:85913000 r8:850450ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:8509db40 Workqueue: events bpf_prog_free_deferred [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858c2b8c r4:858c2800 r7:ddde2d80 r6:83018200 r5:858c2b8c r4:8570cf80 r4:00000001 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:955:5875 blocked for more than 471 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85933b8c r4:85045280 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85088840 INFO: task kworker/0:955:5875 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:411:5876 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/1:411 state:D stack:0 pid:5876 tgid:5876 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebe39d84 r8:00000002 r7:60000113 r6:ebe39d8c r5:85918c00 r4:85918c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85918c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a29100 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85918c00 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:eb2ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c2f8c r4:858c2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c2f8c r4:84a38000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85918c00 r8:84a3802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a38000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a38000 r8:80287e08 r7:ebeade60 r6:85045380 r5:85918c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe39fb0 to 0xebe39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8579f5c0 INFO: task kworker/1:411:5876 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:956:5878 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/0:956 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:ebe31d84 r8:00000002 r7:60000113 r6:ebe31d8c r5:85919800 r4:85919800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85919800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<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) r5:85933f8c r4:85933c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85933f8c r4:85045400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85919800 r8:8504542c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85045400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85045400 r8:80287e08 r7:ec7e9e60 r6:85045480 r5:85919800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe31fb0 to 0xebe31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85088a80 INFO: task kworker/0:956:5878 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r9:83018005 r8:8591a400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 r5:8593c38c r4:8593c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85045500 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:412:5883 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. r4:8591b000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8591b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 r5:858c338c r4:858c3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8591b000 r8:84a380ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:413:5885 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/1:413 state:D stack:0 pid:5885 tgid:5885 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec80dd84 r8:00000002 r7:60000013 r6:ec80dd8c r5:8591c800 r4:8591c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8591c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec80de08 r4:00000000 r5:858c378c r4:858c3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c378c r4:84a38100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8591c800 r8:84a3812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a38100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a38100 r8:80287e08 r7:ebeade60 r6:85045680 r5:8591c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec80dfb0 to 0xec80dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a295c0 INFO: task kworker/1:413:5885 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8589d400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a29600 r5:858c3f8c r4:858c3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec801fb0 to 0xec801ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a29400 INFO: task kworker/1:414:5887 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 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) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84877f8c r4:84877c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84a38280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a38280 r8:80287e08 r7:ec801e60 r6:84a38300 r5:85899800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec811fb0 to 0xec811ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a29540 INFO: task kworker/1:415:5889 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b09b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<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 r5:84a29840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858a5400 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:eb883000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d038c r4:858d0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d038c r4:84a38380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a5400 r8:84a383ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a38380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a38380 r8:80287e08 r7:ec811e60 r6:84a38400 r5:858a5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec815fb0 to 0xec815ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a29a00 INFO: task kworker/1:416:5891 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<80287208>] (process_one_work) 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(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:417:5893 blocked for more than 471 seconds. r10:8291a684 r9:ec809d84 r8:00000002 r7:60000113 r6:ec809d8c r5:858a4800 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a29ac0 r5:858d078c r4:858d0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:858a4800 r8:84a384ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a38480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a38480 r8:80287e08 r7:ec815e60 r6:84a38500 r5:858a4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec809fb0 to 0xec809ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a29880 INFO: task kworker/1:417:5893 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:850c8000 r4:8291a680 r4:00000000 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:858d0b8c r4:858d0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d0b8c r4:84a38580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850c8000 r8:84a385ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a38580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a38580 r8:80287e08 r7:ec809e60 r6:84a38600 r5:850c8000 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 r4:84a29a80 INFO: task kworker/1:418:5895 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:419:5897 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/1:419 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) r10:8291a684 r9:ec821d84 r8:00000002 r7:60000013 r6:ec821d8c r5:850c8c00 r4:850c8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850c8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec821e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a29cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850c8c00 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:ebb17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d0f8c r4:858d0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d0f8c r4:84a38680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850c8c00 r8:84a386ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:420:5899 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/1:420 state:D stack:0 pid:5899 tgid:5899 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec825d84 r8:00000002 r7:60000013 r6:ec825d8c r5:850ca400 r4:850ca400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850ca400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec825e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850886c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850ca400 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:ebb33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d138c r4:858d1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d138c r4:84a38780 [<80287208>] (process_one_work) 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) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcc000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850cbc00 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:ebb47000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d178c r4:858d1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d178c r4:84a38880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850cbc00 r8:84a388ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a38880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a38880 r8:80287e08 r7:ec825e60 r6:84a38900 r5:850cbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec81dfb0 to 0xec81dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcc0c0 INFO: task kworker/1:421:5901 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r5:858d1b8c r4:858d1800 r4:84a38980 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r9:83018005 r8:8591d400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 r5:8593c78c r4:8593c400 r10:61c88647 r9:8591d400 r8:8504572c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xec829fb0 to 0xec829ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:423:5907 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/1:423 state:D stack:0 pid:5907 tgid:5907 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:ec835d8c r5:8591bc00 r4:8591bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8591bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:84bcc540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8591bc00 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:ebb99000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d1f8c r4:858d1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d1f8c r4:84a38a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8591bc00 r8:84a38aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a38a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a38a80 r8:80287e08 r7:ec82de60 r6:85045800 r5:8591bc00 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 r4:84bcc380 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 Workqueue: events bpf_prog_free_deferred r5:850cb000 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) r5:858d238c r4:858d2000 r10:61c88647 r9:850cb000 r8:84a38b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:425:5911 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/1:425 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:ec83dd84 r8:00000002 r7:60000113 r6:ec83dd8c r5:850ce000 r4:850ce000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850ce000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec83de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcca00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850ce000 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:ebbc3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d278c r4:858d2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d278c r4:84a38c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ce000 r8:84a38c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a38c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a38c00 r8:80287e08 r7:ec831e60 r6:84a38c80 r5:850ce000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec83dfb0 to 0xec83dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcc680 INFO: task kworker/1:425:5911 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:426:5913 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/1:426 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:850cd400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:850cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r5:858d2b8c r4:858d2800 r7:ddde2d80 r6:83018200 r5:858d2b8c r4:84a38d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcc9c0 INFO: task kworker/1:426:5913 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:427:5915 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/1:427 state:D stack:0 pid:5915 tgid:5915 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec841d84 r8:00000002 r7:60000013 r6:ec841d8c r5:850cec00 r4:850cec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850cec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec841e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcce80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850cec00 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:ebd83000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d378c r4:858d3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d378c r4:84a38e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850cec00 r8:84a38e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a38e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a38e00 r8:80287e08 r7:ec839e60 r6:84a38e80 r5:850cec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec841fb0 to 0xec841ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85d62f8c r4:85d62c00 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:428:5917 blocked for more than 471 seconds. task:kworker/1:428 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:ec851d84 r8:00000002 r7:60000013 r6:ec851d8c r5:850cc800 r4:850cc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850cc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:84bccc40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850cc800 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:ebc3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d2f8c r4:858d2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d2f8c r4:84a38f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850cc800 r8:84a38f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a38f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a38f00 r8:80287e08 r7:ec841e60 r6:84a38f80 r5:850cc800 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 r4:84bccb80 INFO: task kworker/1:428:5917 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:429:5919 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/1:429 state:D stack:0 pid:5919 tgid:5919 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:ec85dd8c r5:858a8000 r4:858a8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:84bccdc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858a8000 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:ebc7f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d338c r4:858d3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d338c r4:85856000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a8000 r8:8585602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856000 r8:80287e08 r7:ec841e60 r6:85856080 r5:858a8000 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 r4:84bcc1c0 INFO: task kworker/1:429:5919 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:430:5921 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/1:430 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:ec861d84 r8:00000002 r7:60000113 r6:ec861d8c r5:858a8c00 r4:858a8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:84a29e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858a8c00 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:ebd91000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d3b8c r4:858d3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d3b8c r4:85856100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a8c00 r8:8585612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856100 r8:80287e08 r7:ec841e60 r6:85856180 r5:858a8c00 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 r4:84a29d00 INFO: task kworker/1:430:5921 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<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) r9:83018205 r8:858a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 r5:858d3f8c r4:858d3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d3f8c r4:85856200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a9800 r8:8585622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85846140 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:432:5925 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/1:432 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:ec859d84 r8:00000002 r7:60000113 r6:ec859d8c r5:858aa400 r4:858aa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858aa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858aa400 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:ebdbd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858dc38c r4:858dc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858dc38c r4:85856300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858aa400 r8:8585632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856300 r8:80287e08 r7:ec865e60 r6:85856380 r5:858aa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec859fb0 to 0xec859ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85846140 INFO: task kworker/1:432:5925 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:433:5928 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/1:433 state:D stack:0 pid:5928 tgid:5928 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:858ab000 r4:858ab000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858ab000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85846300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858ab000 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:ebdd7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858dc78c r4:858dc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858dc78c r4:85856400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858ab000 r8:8585642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856400 r8:80287e08 r7:ec859e60 r6:85856480 r5:858ab000 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 r4:85846200 INFO: task kworker/1:433:5928 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec879e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858abc00 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:ebde1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858dcb8c r4:858dc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858dcb8c r4:85856500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858abc00 r8:8585652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856500 r8:80287e08 r7:ec869e60 r6:85856580 r5:858abc00 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 r4:85846340 INFO: task kworker/1:434:5929 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:435:5931 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/1:435 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:ec881d84 r8:00000002 r7:60000113 r6:ec881d8c r5:858ad400 r4:858ad400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858ad400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec881e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858467c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858ad400 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:ebdef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858dcf8c r4:858dcc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858dcf8c r4:85856600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858ad400 r8:8585662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856600 r8:80287e08 r7:ec879e60 r6:85856680 r5:858ad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec881fb0 to 0xec881ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85846500 INFO: task kworker/1:435:5931 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:436 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:858ae000 [<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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858ae000 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:ebdf9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858dd38c r4:858dd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858dd38c r4:85856700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858ae000 r8:8585672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856700 r8:80287e08 r7:ec881e60 r6:85856780 r5:858ae000 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 r4:85846780 INFO: task kworker/1:436:5933 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:82ac21e4 r4:e0581dc0 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) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:437:5935 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/1:437 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:ec885d84 r8:00000002 r7:60000013 r6:ec885d8c r5:858aec00 r4:858aec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858aec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec885e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858aec00 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:ebe27000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858ddf8c r4:858ddc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858ddf8c r4:85856800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858aec00 r8:8585682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856800 r8:80287e08 r7:ec87de60 r6:85856880 r5:858aec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec885fb0 to 0xec885ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85846780 INFO: task kworker/1:437:5935 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r9:83018205 r8:858ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 r5:858dd78c r4:858dd400 r10:61c88647 r9:858ac800 r8:8585692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xec889fb0 to 0xec889ff8) Workqueue: events bpf_prog_free_deferred 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:439:5939 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/1:439 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:ec88dd84 r8:00000002 r7:60000013 r6:ec88dd8c r5:858b0000 r4:858b0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec88de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858b0000 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:ebe19000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858ddb8c r4:858dd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858ddb8c r4:85856a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858b0000 r8:85856a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856a00 r8:80287e08 r7:ec885e60 r6:85856a80 r5:858b0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec88dfb0 to 0xec88dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85846bc0 INFO: task kworker/1:439:5939 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) 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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/1:440:5940 blocked for more than 472 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:ec891d84 r8:00000002 r7:60000113 r6:ec891d8c r5:858b0c00 r4:858b0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857152c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858b0c00 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:ebe8b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858de78c r4:858de400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858de78c r4:85856b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858b0c00 r8:85856b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856b00 r8:80287e08 r7:ec885e60 r6:85856b80 r5:858b0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec891fb0 to 0xec891ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85846cc0 INFO: task kworker/1:440:5940 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 r4:00000001 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) r4:00000000 r5:858de38c r4:858de000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85856c00 r10:00000000 r9:85856c00 r8:80287e08 r7:ec891e60 r6:85856c80 r5:858b3000 Exception stack(0xec8b1fb0 to 0xec8b1ff8) r4:85715100 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:442:5945 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/1:442 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:ec8b9d84 r8:00000002 r7:60000013 r6:ec8b9d8c 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:ec8b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850b2400 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:ebe97000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858deb8c r4:858de800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858deb8c r4:85856d00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85856d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856d00 r8:80287e08 r7:ec891e60 r6:85045880 r5:850b2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8b9fb0 to 0xec8b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:443 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:ec8c1d84 r8:00000002 r7:60000013 r6:ec8c1d8c 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:ec8c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857154c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850b3c00 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:ebeb1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858def8c r4:858dec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858def8c r4:85856d80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85856dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856d80 r8:80287e08 r7:ec8b9e60 r6:85045900 r5:850b3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8c1fb0 to 0xec8c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857153c0 INFO: task kworker/1:443:5947 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:444:5949 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/1:444 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:ec8c9d84 r8:00000002 r7:60000013 r6:ec8c9d8c r5:850b4800 r4:850b4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850b4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfae3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594c78c r4:8594c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594c78c r4:85856e00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85856e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856e00 r8:80287e08 r7:ec8c1e60 r6:85045980 r5:850b4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8c9fb0 to 0xec8c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85715500 INFO: task kworker/1:444:5949 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac 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 Workqueue: events bpf_prog_free_deferred r4:850b3000 [<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) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:858df38c r4:858df000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85856e80 r4:00000001 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 r4:85715780 INFO: task kworker/1:445:5950 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:446:5952 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/1:446 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:ec8ddd84 r8:00000002 r7:60000113 r6:ec8ddd8c r5:850b6000 r4:850b6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850b6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [<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) r5:858df78c r4:858df400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858df78c r4:85856f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850b6000 r8:85856f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856f00 r8:80287e08 r7:ec8c9e60 r6:85045a80 r5:850b6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8ddfb0 to 0xec8ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857155c0 INFO: task kworker/1:446:5952 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:447:5954 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/1:447 state:D stack:0 pid:5954 tgid:5954 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:ec8e5d8c 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:ec8e5e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715940 r5:858dfb8c r4:858df800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:850b5400 r8:85856fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85856f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85856f80 r8:80287e08 r7:ec8c9e60 r6:85045b00 r5:850b5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8e5fb0 to 0xec8e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857156c0 INFO: task kworker/1:447:5954 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:448:5956 blocked for more than 472 seconds. r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000113 r6:ec8f5d8c r5:850b0c00 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ec8eb000 r5:858dff8c r4:858dfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858dff8c r4:85712000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8571202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712000 r8:80287e08 r7:ec8c9e60 r6:85045b80 r5:850b0c00 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 r4:85715b80 INFO: task kworker/1:448:5956 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:8509db40 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 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8594c38c r4:8594c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85712080 Exception stack(0xec901fb0 to 0xec901ff8) r4:85715c40 INFO: task kworker/1:449:5958 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:450:5960 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/1:450 state:D stack:0 pid:5960 tgid:5960 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<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) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594d38c r4:8594d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8591e000 r8:857121ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xec905fb0 to 0xec905ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:451:5962 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/1:451 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:ec90dd84 r8:00000002 r7:60000113 r6:ec90dd8c r5:850b0000 r4:850b0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850b0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85715d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850b0000 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:ead4f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594cb8c r4:8594c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594cb8c r4:85712100 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8571212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712100 r8:80287e08 r7:ec905e60 r6:85045d00 r5:850b0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec90dfb0 to 0xec90dff8) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a91900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8591ec00 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:eb141000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594cf8c r4:8594cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594cf8c r4:85712200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8591ec00 r8:8571222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712200 r8:80287e08 r7:ec905e60 r6:85045d80 r5:8591ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec919fb0 to 0xec919ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85715f80 INFO: task kworker/1:452:5964 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:453:5966 blocked for more than 472 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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec94de08 r9:83018205 r8:85960c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 r5:8594db8c r4:8594d800 [<80287208>] (process_one_work) 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(0xec94dfb0 to 0xec94dff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:454:5969 blocked for more than 472 seconds. r10:8291a684 r9:ec951d84 r8:00000002 r7:60000013 r6:ec951d8c r5:85961800 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) r5:8594d78c r4:8594d400 r4:85712300 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85962400 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:eb9a1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594e78c r4:8594e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594e78c r4:85712380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85962400 r8:857123ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712380 r8:80287e08 r7:ec94de60 r6:85045f00 r5:85962400 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 r4:84a55100 INFO: task kworker/1:455:5971 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:456:5972 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/1:456 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:ec959d84 r8:00000002 r7:60000013 r6:ec959d8c r5:85963000 r4:85963000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85963000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec959e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85963000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<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) Exception stack(0xec959fb0 to 0xec959ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 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) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8593cb8c r4:8593c800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85963c00 r8:850451ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85045180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85045180 r8:80287e08 r7:ec7e9e60 r6:855c6000 r5:85963c00 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 r4:85702d80 INFO: task kworker/0:959:5975 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:457:5978 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/1:457 state:D stack:0 pid:5978 tgid:5978 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85965400 r4:85965400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85965400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) r5:8594eb8c r4:8594e800 r10:61c88647 r9:85965400 r8:857124ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a55500 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:458:5981 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/1:458 state:D stack:0 pid:5981 tgid:5981 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec979d84 r8:00000002 r7:60000013 r6:ec979d8c r5:85966c00 r4:85966c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85966c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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 r5:8594ef8c r4:8594ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 Workqueue: events bpf_prog_free_deferred r5:80070013 r4:80239bb0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:459 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:ec97dd84 r8:00000002 r7:60000113 r6:ec97dd8c r5:85966000 r4:85966000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85966000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec97de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55a00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85966000 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:eba47000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594f78c r4:8594f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594f78c r4:85712580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85966000 r8:857125ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r4:e0581dc0 r4:00000000 r5:85d62f8c r4:85d62c00 r4:8509f580 [<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 r4:858b4800 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) r4:00000000 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) r5:8594f38c r4:8594f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594f38c r4:85712600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858b4800 r8:8571262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712600 r8:80287e08 r7:ec97de60 r6:85712680 r5:858b4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8b5fb0 to 0xec8b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a55780 INFO: task kworker/1:460:5983 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:461:5987 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/1:461 state:D stack:0 pid:5987 tgid:5987 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:858b1800 r4:858b1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:84a55b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858b1800 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: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) r5:8594fb8c r4:8594f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594fb8c r4:85712700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858b1800 r8:8571272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712700 r8:80287e08 r7:ec97de60 r6:85712780 r5:858b1800 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 r4:84a55a40 INFO: task kworker/1:461:5987 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:462:5989 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/1:462 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:ec981d84 r8:00000002 r7:60000113 r6:ec981d8c r5:858b5400 r4:858b5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec981e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858b5400 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:ebadf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8598838c r4:85988000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8598838c r4:85712800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858b5400 r8:8571282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712800 r8:80287e08 r7:ec975e60 r6:85712880 r5:858b5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec981fb0 to 0xec981ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a55b80 INFO: task kworker/1:462:5989 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:463:5990 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/1:463 state:D stack:0 pid:5990 tgid:5990 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec989d84 r8:00000002 r7:60000013 r6:ec989d8c r5:858b6000 r4:858b6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec989e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858b6000 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: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) r5:8594ff8c r4:8594fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594ff8c r4:85712900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858b6000 r8:8571292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712900 r8:80287e08 r7:ec981e60 r6:85712980 r5:858b6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec989fb0 to 0xec989ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a55c80 INFO: task kworker/1:463:5990 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:464:5992 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/1:464 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:ec98dd84 r8:00000002 r7:60000013 r6:ec98dd8c r5:858b6c00 r4:858b6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec98de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858b6c00 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:ebc29000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8598878c r4:85988400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8598878c r4:85712a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858b6c00 r8:85712a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712a00 r8:80287e08 r7:ec981e60 r6:85712a80 r5:858b6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec98dfb0 to 0xec98dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a55ec0 INFO: task kworker/1:464:5992 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:465:5994 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/1:465 state:D stack:0 pid:5994 tgid:5994 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec991d84 r8:00000002 r7:60000113 r6:ec991d8c r5:858b3c00 r4:858b3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec991e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858b3c00 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:ebce1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85988b8c r4:85988800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85988b8c r4:85712b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858b3c00 r8:85712b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712b00 r8:80287e08 r7:ec98de60 r6:85712b80 r5:858b3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec991fb0 to 0xec991ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a55fc0 INFO: task kworker/1:465:5994 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:466:5995 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/1:466 state:D stack:0 pid:5995 tgid:5995 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec931d84 r8:00000002 r7:60000013 r6:ec931d8c r5:850b1800 r4:850b1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850b1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850b1800 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:ebd4d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8598938c r4:85989000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8598938c r4:85712c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850b1800 r8:85712c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712c00 r8:80287e08 r7:ec991e60 r6:85712c80 r5:850b1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec931fb0 to 0xec931ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d4100 INFO: task kworker/1:466:5995 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:467:5997 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/1:467 state:D stack:0 pid:5997 tgid:5997 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:ec999d8c r5:859c0000 r4:859c0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859c0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854d4400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859c0000 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:ebd05000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85988f8c r4:85988c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85988f8c r4:85712d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859c0000 r8:85712d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712d00 r8:80287e08 r7:ec931e60 r6:85712d80 r5:859c0000 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 r4:854d4100 INFO: task kworker/1:467:5997 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:960:5999 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/0:960 state:D stack:0 pid:5999 tgid:5999 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:ec995d8c r5:850d0c00 r4:850d0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850d0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:849b2600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850d0c00 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:ebb21000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593d38c r4:8593d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593d38c r4:855c6200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850d0c00 r8:855c622c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855c6200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855c6200 r8:80287e08 r7:ec7e9e60 r6:855c6280 r5:850d0c00 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 r4:849fa600 INFO: task kworker/0:960:5999 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:468:6002 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/1:468 state:D stack:0 pid:6002 tgid:6002 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9a9d84 r8:00000002 r7:60000113 r6:ec9a9d8c r5:850d1800 r4:850d1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850d1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850d1800 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:ebd69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8598978c r4:85989400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8598978c r4:85712e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850d1800 r8:85712e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712e00 r8:80287e08 r7:ec931e60 r6:855c6300 r5:850d1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9a9fb0 to 0xec9a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d4540 INFO: task kworker/1:468:6002 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:469:6004 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/1:469 state:D stack:0 pid:6004 tgid:6004 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9b1d84 r8:00000002 r7:60000013 r6:ec9b1d8c r5:850d3c00 r4:850d3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850d3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850d3c00 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:ebf11000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85989f8c r4:85989c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85989f8c r4:85712e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850d3c00 r8:85712eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712e80 r8:80287e08 r7:ec9a9e60 r6:855c6380 r5:850d3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9b1fb0 to 0xec9b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d45c0 INFO: task kworker/1:469:6004 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:470:6005 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/1:470 state:D stack:0 pid:6005 tgid:6005 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec99dd84 r8:00000002 r7:60000013 r6:ec99dd8c r5:859c1800 r4:859c1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859c1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec99de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859c1800 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:ebea5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85989b8c r4:85989800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85989b8c r4:85712f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859c1800 r8:85712f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85712f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85712f00 r8:80287e08 r7:ec9b1e60 r6:85712f80 r5:859c1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec99dfb0 to 0xec99dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d48c0 INFO: task kworker/1:470:6005 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 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 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fc0: 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) [<81a56894>] (__mutex_lock.constprop.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 r5:854d4c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859c2400 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:ebf5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8598a78c r4:8598a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8598a78c r4:84507080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859c2400 r8:845070ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84507080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84507080 r8:80287e08 r7:ec9b1e60 r6:84507100 r5:859c2400 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 r4:854d4ac0 INFO: task kworker/1:471:6008 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:472:6009 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/1:472 state:D stack:0 pid:6009 tgid:6009 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:ec9a1d8c r5:859c3000 r4:859c3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859c3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854d4980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859c3000 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:ebf4f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8598a38c r4:8598a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8598a38c r4:84507180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859c3000 r8:845071ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84507180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84507180 r8:80287e08 r7:ec9ade60 r6:84507200 r5:859c3000 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 r4:854d4ac0 INFO: task kworker/1:472:6009 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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 r5:854d4d00 r5:8598ab8c r4:8598a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84507000 Exception stack(0xec9b9fb0 to 0xec9b9ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) 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(0xe0581fb0 to 0xe0581ff8) r4:8509db40 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:474 state:D stack:0 pid:6014 tgid:6014 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:859c4800 r4:859c4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859c4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8559b040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859c4800 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:ec791000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8598b38c r4:8598b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8598b38c r4:84507300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859c4800 r8:8450732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84507300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84507300 r8:80287e08 r7:ec9b9e60 r6:84507380 r5:859c4800 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 r4:854d4f00 INFO: task kworker/1:474:6014 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/1:475:6015 blocked for more than 472 seconds. r5:859c5400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9bde08 r5:00001000 r4:ebf7d000 r5:8598af8c r4:8598ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8598af8c r4:84507400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859c5400 r8:8450742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84507400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84507400 r8:80287e08 r7:ec9c1e60 r6:84507480 r5:859c5400 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 r4:854d4f80 INFO: task kworker/1:475:6015 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 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:e0581dc0 r5:e0581e08 [<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 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b1c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859c6000 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:ec7a1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8598b78c r4:8598b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8598b78c r4:84507500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859c6000 r8:8450752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84507500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84507500 r8:80287e08 r7:ec9c1e60 r6:84507580 r5:859c6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9c5fb0 to 0xec9c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8559b080 INFO: task kworker/1:476:6018 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b0ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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:ec7af000 r5:8598bb8c r4:8598b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84507600 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:478:6022 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/1:478 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:ec9d9d84 r8:00000002 r7:60000113 r6:ec9d9d8c r5:850d4800 r4:850d4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850d4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b4c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8598bf8c r4:8598bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8598bf8c r4:84507680 r10:61c88647 r9:850d4800 r8:845076ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0581d28 to 0xe0581d70) [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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 r5:8599078c r4:85990400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84507700 9fa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) [<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 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:850d6000 r4:8291a680 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 r5:8559b580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850d6000 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: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) r5:8599038c r4:85990000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599038c r4:84507780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850d6000 r8:845077ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84507780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84507780 r8:80287e08 r7:ec7f9e60 r6:855c6580 r5:850d6000 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 r4:8559b600 INFO: task kworker/1:480:6025 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:481:6028 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/1:481 state:D stack:0 pid:6028 tgid:6028 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9e1d84 r8:00000002 r7:60000013 r6:ec9e1d8c r5:850d6c00 r4:850d6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850d6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850d6c00 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:eb3cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85990b8c r4:85990800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85990b8c r4:84507800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850d6c00 r8:8450782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84507800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84507800 r8:80287e08 r7:ec7f9e60 r6:855c6600 r5:850d6c00 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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:482:6030 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/1:482 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:ec9e5d84 r8:00000002 r7:60000113 r6:ec9e5d8c r5:850d3000 r4:850d3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850d3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) r5:85990f8c r4:85990c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85990f8c r4:84507880 r10:61c88647 r9:850d3000 r8:845078ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) 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 Not tainted 6.15.0-rc7-syzkaller #0 r4:850d0000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 r5:00001000 r4:eb6ed000 r5:8599178c r4:85991400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599178c r4:84507900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850d0000 r8:8450792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84507900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84507900 r8:80287e08 r7:ec9e5e60 r6:855c6700 r5:850d0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9e9fb0 to 0xec9e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8559b980 INFO: task kworker/1:483:6032 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 Workqueue: events bpf_prog_free_deferred r5:85960000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ede08 r5:00001000 r4:eb697000 r5:8599138c r4:85991000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85960000 r8:845079ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:485:6036 blocked for more than 472 seconds. r4:85964800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ebb3f000 r5:8593d78c r4:8593d400 r7:ddde2d80 r6:83018200 r5:8593d78c r4:84507a00 r10:00000000 r9:84507a00 r8:80287e08 r7:ec9e9e60 r6:855c6800 r5:85964800 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8559bb00 INFO: task kworker/1:485:6036 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:486:6037 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/1:486 state:D stack:0 pid:6037 tgid:6037 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9cdd84 r8:00000002 r7:60000013 r6:ec9cdd8c r5:859c6c00 r4:859c6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859c6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9cde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559be00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859c6c00 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:eb885000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85991b8c r4:85991800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85991b8c r4:84507a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859c6c00 r8:84507aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84507a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84507a80 r8:80287e08 r7:ec9f1e60 r6:84507b00 r5:859c6c00 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 r4:8559bb00 INFO: task kworker/1:486:6037 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:961:6041 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/0:961 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:ec9f5d84 r8:00000002 r7:60000113 r6:ec9f5d8c r5:859c8000 r4:859c8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859c8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:849fba40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:859c8000 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:ebdff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593db8c r4:8593d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593db8c r4:855c6880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859c8000 r8:855c68ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855c6880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855c6880 r8:80287e08 r7:ec7e9e60 r6:84507b80 r5:859c8000 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 r4:849fa640 INFO: task kworker/0:961:6041 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:487:6042 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/1:487 state:D stack:0 pid:6042 tgid:6042 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:ec9f9d8c r5:859c8c00 r4:859c8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859c8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855b4280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859c8c00 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:ebb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599238c r4:85992000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599238c r4:84507c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859c8c00 r8:84507c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84507c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84507c00 r8:80287e08 r7:ec9f1e60 r6:84507c80 r5:859c8c00 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 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 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 r8:859ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 r5:85991f8c r4:85991c00 r10:61c88647 r9:859ca400 r8:84507d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:489:6047 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/1:489 state:D stack:0 pid:6047 tgid:6047 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:ec9fdd8c r5:859cb000 r4:859cb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859cb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855b4340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859cb000 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:ebbb3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599278c r4:85992400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599278c r4:84507e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859cb000 r8:84507e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84507e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84507e00 r8:80287e08 r7:ec9f9e60 r6:84507e80 r5:859cb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9fdfb0 to 0xec9fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855b4200 INFO: task kworker/1:489:6047 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 Workqueue: events bpf_prog_free_deferred r4:84a00c00 [<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 r5:855b4540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a00c00 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:ebc07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85992b8c r4:85992800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85992b8c r4:84507f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a00c00 r8:84507f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84507f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84507f00 r8:80287e08 r7:ec9fde60 r6:855c6900 r5:84a00c00 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 r4:855b4380 INFO: task kworker/1:490:6049 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:491:6051 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/1:491 state:D stack:0 pid:6051 tgid:6051 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84a00000 r4:84a00000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a00000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855b4780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a00000 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:ebc89000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599338c r4:85993000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599338c r4:84507f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a00000 r8:84507fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84507f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84507f80 r8:80287e08 r7:eca09e60 r6:855c6980 r5:84a00000 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 r4:855b4480 INFO: task kworker/1:491:6051 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a02400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca15e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85992f8c r4:85992c00 r7:ddde2d80 r6:83018200 r5:85992f8c r4:849e1080 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 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:eca1dd84 r8:00000002 r7:60000113 r6:eca1dd8c r5:84a03c00 r4:84a03c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a03c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:849b2000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a03c00 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:ebe17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599c78c r4:8599c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599c78c r4:849e1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a03c00 r8:849e102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e1000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e1000 r8:80287e08 r7:eca11e60 r6:855c6a80 r5:84a03c00 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 r4:855b4600 INFO: task kworker/1:493:6054 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 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 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac 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) 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) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:84a01800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca2de08 r5:00001000 r4:ebdbb000 r5:85993b8c r4:85993800 r10:61c88647 r9:84a01800 r8:849e11ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<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) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:496:6060 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/1:496 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:eca35d84 r8:00000002 r7:60000013 r6:eca35d8c r5:84a04800 r4:84a04800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a04800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:855b4b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a04800 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:ebdd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85993f8c r4:85993c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85993f8c r4:849e1200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a04800 r8:849e122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e1200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e1200 r8:80287e08 r7:eca1de60 r6:855c6c00 r5:84a04800 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 r4:855b4a40 INFO: task kworker/1:496:6060 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eca39d84 r8:00000002 r7:60000013 r6:eca39d8c r5:84a06000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b4d40 r5:8599c38c r4:8599c000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:498:6064 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/1:498 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:eca31d84 r8:00000002 r7:60000013 r6:eca31d8c r5:84a06c00 r4:84a06c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a06c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:849fa600 r5:00001000 r4:ebe29000 r5:8599cb8c r4:8599c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a06c00 r8:849e132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 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) r9:83018005 r8:84a05400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 r5:859a3b8c r4:859a3800 [<80287208>] (process_one_work) 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) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849fba00 INFO: task kworker/0:962:6066 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:499:6069 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/1:499 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:eca49d84 r8:00000002 r7:60000013 r6:eca49d8c r5:85970000 r4:85970000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85970000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca49e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85970000 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:ec7bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599d78c r4:8599d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599d78c r4:849e1380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:849e1380 r10:00000000 r9:849e1380 r8:80287e08 r7:eca31e60 r6:855c6e80 r5:85970000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca49fb0 to 0xeca49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8559bf00 INFO: task kworker/1:499:6069 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:500:6070 blocked for more than 472 seconds. r10:8291a684 r9:eca4dd84 r8:00000002 r7:60000013 r6:eca4dd8c r5:85971800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca4de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b4fc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85971800 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:ebe83000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599cf8c r4:8599cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599cf8c r4:849e1400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85971800 r8:849e142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e1400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e1400 r8:80287e08 r7:eca49e60 r6:855c6f00 r5:85971800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca4dfb0 to 0xeca4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855b4e40 INFO: task kworker/1:500:6070 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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 Workqueue: events bpf_prog_free_deferred r5:85970c00 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6000 r5:8599d38c r4:8599d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599d38c r4:849e1480 r10:61c88647 r9:85970c00 r8:849e14ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:502:6075 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/1:502 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:eca5dd84 r8:00000002 r7:60000013 r6:eca5dd8c r5:85973c00 r4:85973c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85973c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca5de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85973c00 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:ec8d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599f38c r4:8599f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599f38c r4:849e1500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85973c00 r8:849e152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e1500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e1500 r8:80287e08 r7:eca49e60 r6:854be000 r5:85973c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca5dfb0 to 0xeca5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854c61c0 INFO: task kworker/1:502:6075 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:00000000 r5:85d62f8c r4:85d62c00 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85974800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca61e08 r9:83018205 r8:85974800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r5:8599db8c r4:8599d800 [<80287208>] (process_one_work) 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 INFO: task kworker/1:503:6076 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:504:6078 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/1:504 state:D stack:0 pid:6078 tgid:6078 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:eca69d84 r8:00000002 r7:60000113 r6:eca69d8c r5:85973000 [<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) r5:8599df8c r4:8599dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849e1600 r8:80287e08 r7:eca5de60 r6:854be100 r5:85973000 INFO: task kworker/1:504:6078 is blocked on a mutex likely owned by task kworker/0:221:3758. 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac 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) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8599e38c r4:8599e000 r10:61c88647 r9:85976c00 r8:849e16ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:506:6082 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/1:506 state:D stack:0 pid:6082 tgid:6082 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca79d84 r8:00000002 r7:60000113 r6:eca79d8c r5:85976000 r4:85976000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85976000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca79e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c66c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85976000 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: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) r5:8599e78c r4:8599e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599e78c r4:849e1700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85976000 r8:849e172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e1700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e1700 r8:80287e08 r7:eca5de60 r6:854be200 r5:85976000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca79fb0 to 0xeca79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854c6800 INFO: task kworker/1:506:6082 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:507:6084 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/1:507 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:eca81d84 r8:00000002 r7:60000013 r6:eca81d8c r5:85975400 r4:85975400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85975400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca81e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85975400 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:ec895000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599eb8c r4:8599e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599eb8c r4:849e1780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85975400 r8:849e17ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e1780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e1780 r8:80287e08 r7:eca5de60 r6:854be280 r5:85975400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca81fb0 to 0xeca81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854c6640 INFO: task kworker/1:507:6084 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<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) 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) r4:00000000 r5:8599ef8c r4:8599ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859cd400 r8:849e182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e1800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e1800 r8:80287e08 r7:eca5de60 r6:849e1880 r5:859cd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca51fb0 to 0xeca51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854c6740 INFO: task kworker/1:508:6086 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fc0: 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) r4:00000000 r5:8599ff8c r4:8599fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599ff8c r4:849e1900 r4:849e1900 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:859cec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c9e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8599f78c r4:8599f400 r10:61c88647 r9:859cec00 r8:849e1a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:511:6093 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/1:511 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:eca8dd84 r8:00000002 r7:60000013 r6:eca8dd8c r5:859cc800 r4:859cc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859cc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca8de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859cc800 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:ec8e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599fb8c r4:8599f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599fb8c r4:849e1b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859cc800 r8:849e1b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e1b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e1b00 r8:80287e08 r7:eca85e60 r6:849e1b80 r5:859cc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca8dfb0 to 0xeca8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849fb300 INFO: task kworker/1:511:6093 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:512:6095 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/1:512 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:eca95d84 r8:00000002 r7:60000113 r6:eca95d8c r5:859cbc00 r4:859cbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859cbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca95e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b2680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859cbc00 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:ec91d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a038c r4:859a0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a038c r4:849e1c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859cbc00 r8:849e1c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e1c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e1c00 r8:80287e08 r7:eca85e60 r6:849e1c80 r5:859cbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca95fb0 to 0xeca95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854c6ec0 INFO: task kworker/1:512:6095 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 Workqueue: events bpf_prog_free_deferred r5:859c9800 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85426040 r5:859a078c r4:859a0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849e1d00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:514:6099 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/1:514 state:D stack:0 pid:6099 tgid:6099 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebf45d84 r8:00000002 r7:60000113 r6:ebf45d8c r5:858b2400 r4:858b2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf45e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85426200 r5:859a0b8c r4:859a0800 [<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) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:859c0c00 r4:8291a680 r4:00000000 r4:00000000 r5:859a0f8c r4:859a0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849e1f00 r8:80287e08 r7:ebf45e60 r6:849e1f80 r5:859c0c00 r4:854261c0 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 task:kworker/1:516 state:D stack:0 pid:6102 tgid:6102 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:eca91d8c r5:859d0000 r4:859d0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859d0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:854a7980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859d0000 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:eb501000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593df8c r4:8593dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8593df8c r4:85418000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859d0000 r8:8541802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85418000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85418000 r8:80287e08 r7:eca9de60 r6:85418080 r5:859d0000 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 r4:854261c0 INFO: task kworker/1:516:6102 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85d62f8c r4:85d62c00 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:517:6105 blocked for more than 473 seconds. r4:859d0c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa1e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a138c r4:859a1000 [<80287208>] (process_one_work) 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 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 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) [<81a56894>] (__mutex_lock.constprop.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 r5:85426700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859d1800 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:eb8d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a178c r4:859a1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a178c r4:85418200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859d1800 r8:8541822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85418200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85418200 r8:80287e08 r7:ecaa1e60 r6:85418280 r5:859d1800 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 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85426380 INFO: task kworker/1:518:6106 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8509db40 task:kworker/1:519 state:D stack:0 pid:6109 tgid:6109 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab5e08 r5:00001000 r4:eb9ad000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85169800 r8:8541832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85426680 INFO: task kworker/1:519:6109 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:520:6111 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/1:520 state:D stack:0 pid:6111 tgid:6111 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) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85426cc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a2b8c r4:859a2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8516bc00 r8:854183ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/1:521:6112 blocked for more than 473 seconds. r4:8516c800 [<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 r5:85426900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8516c800 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:eb9eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a1f8c r4:859a1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a1f8c r4:85418400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516c800 r8:8541842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85418400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85418400 r8:80287e08 r7:ecabde60 r6:854be400 r5:8516c800 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 r4:85426800 INFO: task kworker/1:521:6112 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:522:6114 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/1:522 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:ecac9d84 r8:00000002 r7:60000013 r6:ecac9d8c 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: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 r5:85426a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8516a400 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:eba2d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a238c r4:859a2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a238c r4:85418480 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854184ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85418480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85418480 r8:80287e08 r7:ecabde60 r6:854be480 r5:8516a400 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 r4:85426940 INFO: task kworker/1:522:6114 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8516d400 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: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 r5:85426b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a278c r4:859a2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a278c r4:85418500 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8541852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85418500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85418500 r8:80287e08 r7:ecabde60 r6:854be500 r5:8516d400 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 r4:85426a80 INFO: task kworker/1:523:6116 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 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(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:524:6119 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/1:524 state:D stack:0 pid:6119 tgid:6119 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:ecad9d8c r5:8516b000 r4:8516b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8516b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8540d040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8516b000 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:ebd03000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a338c r4:859a3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a338c r4:85418580 r10:61c88647 r9:8516b000 r8:854185ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:525:6120 blocked for more than 473 seconds. task:kworker/1:525 state:D stack:0 pid:6120 tgid:6120 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:ecaddd8c 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: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 r5:85426f40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8516ec00 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:ebb0d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a2f8c r4:859a2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a2f8c r4:85418600 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8541862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85418600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85418600 r8:80287e08 r7:ecad9e60 r6:854be600 r5:8516ec00 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 r4:85426d00 INFO: task kworker/1:525:6120 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:526:6124 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/1:526 state:D stack:0 pid:6124 tgid:6124 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:ecacdd8c 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) [<81a56894>] (__mutex_lock.constprop.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 r5:8540d240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8516e000 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:ebd57000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a378c r4:859a3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a378c r4:85418680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516e000 r8:854186ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85418680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85418680 r8:80287e08 r7:ecad9e60 r6:854be680 r5:8516e000 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 r4:8540d100 INFO: task kworker/1:526:6124 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r5:85168000 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: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 r5:8540d4c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85168000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebf47000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a3f8c r4:859a3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a3f8c r4:85418700 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8541872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85418700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85418700 r8:80287e08 r7:ecacde60 r6:854be700 r5:85168000 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 r4:8540d380 INFO: task kworker/1:527:6126 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:963:6128 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/0:963 state:D stack:0 pid:6128 tgid:6128 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaa9d84 r8:00000002 r7:60000113 r6:ecaa9d8c r5:85168c00 r4:85168c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85168c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85403cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85168c00 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:ecba1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593e78c r4:8593e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593e78c r4:854be780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85168c00 r8:854be7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854be780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854be780 r8:80287e08 r7:ec7e9e60 r6:854be800 r5:85168c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecaa9fb0 to 0xecaa9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849fa740 INFO: task kworker/0:963:6128 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b16d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:528:6130 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/1:528 state:D stack:0 pid:6130 tgid:6130 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85972400 r4:85972400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85972400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:8540d880 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) r5:859a4b8c r4:859a4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85418780 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:529:6133 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/1:529 state:D stack:0 pid:6133 tgid:6133 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:859d9800 r4:859d9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859d9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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) r5:00001000 r4:ebf5b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a438c r4:859a4000 r7:ddde2d80 r6:83018200 r5:859a438c r4:85418800 r10:00000000 r9:85418800 r8:80287e08 r7:ecae5e60 r6:854be900 r5:859d9800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 r4:8509db40 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:859da400 [<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) [<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) r5:859a478c r4:859a4400 r7:ddde2d80 r6:83018200 r5:859a478c r4:85418880 r10:00000000 r9:85418880 r8:80287e08 r7:ecae5e60 r6:854be980 r5:859da400 r4:8540d680 INFO: task kworker/1:530:6134 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:531:6136 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/1:531 state:D stack:0 pid:6136 tgid:6136 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:859db000 r4:859db000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859db000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecafde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540dc40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859db000 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:ec907000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a578c r4:859a5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a578c r4:85418900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859db000 r8:8541892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85418900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85418900 r8:80287e08 r7:ecae5e60 r6:854bea00 r5:859db000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecafdfb0 to 0xecafdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8540d680 INFO: task kworker/1:531:6136 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84beec00 r8:8509f5ac 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540d940 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a4f8c r4:859a4c00 r10:61c88647 r9:859dbc00 r8:854189ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8540d7c0 INFO: task kworker/1:532:6137 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:533:6139 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/1:533 state:D stack:0 pid:6139 tgid:6139 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:859d8000 r4:859d8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859d8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540db40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a538c r4:859a5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a538c r4:85418a00 r10:61c88647 r9:859d8000 r8:85418a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:534:6142 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/1:534 state:D stack:0 pid:6142 tgid:6142 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb15d84 r8:00000002 r7:60000013 r6:ecb15d8c r5:859d8c00 r4:859d8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859d8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb15e08 [<804e7788>] (_vm_unmap_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) r5:859a5b8c r4:859a5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859d8c00 r8:85418aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:535:6144 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/1:535 state:D stack:0 pid:6144 tgid:6144 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaadd84 r8:00000002 r7:60000113 r6:ecaadd8c r5:859d3000 r4:859d3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859d3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540de00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859d3000 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:ec935000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a5f8c r4:859a5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a5f8c r4:85418b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859d3000 r8:85418b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85418b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85418b00 r8:80287e08 r7:ecb15e60 r6:85418b80 r5:859d3000 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 r4:8540dcc0 INFO: task kworker/1:535:6144 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 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 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:536:6146 blocked for more than 473 seconds. r4:859d3c00 [<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) r10:00000000 r9:85418c00 r8:80287e08 r7:ecaade60 r6:85418c80 r5:859d3c00 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0581dc0 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac 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(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:537:6148 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/1:537 state:D stack:0 pid:6148 tgid:6148 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb19d84 r8:00000002 r7:60000013 r6:ecb19d8c r5:859d4800 r4:859d4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859d4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859d4800 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:ec983000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a678c r4:859a6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a678c r4:85418d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859d4800 r8:85418d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85418d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85418d00 r8:80287e08 r7:ecae9e60 r6:85418d80 r5:859d4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb19fb0 to 0xecb19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85426e80 INFO: task kworker/1:537:6148 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:538:6150 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/1:538 state:D stack:0 pid:6150 tgid:6150 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb29d84 r8:00000002 r7:60000013 r6:ecb29d8c r5:859de000 r4:859de000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859de000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859de000 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: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) r5:859a6b8c r4:859a6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a6b8c r4:85418e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859de000 r8:85418e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85418e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85418e00 r8:80287e08 r7:ecb19e60 r6:854bec00 r5:859de000 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 r4:853f4040 INFO: task kworker/1:538:6150 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 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 r5:853f4540 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:859a778c r4:85418e80 r10:00000000 r9:85418e80 r8:80287e08 r7:ecb29e60 r6:854bec80 r5:859dd400 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:540:6153 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/1:540 state:D stack:0 pid:6153 tgid:6153 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb21d84 r8:00000002 r7:60000113 r6:ecb21d8c r5:859d5400 r4:859d5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859d5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) 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 r5:853f4300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 r5:00001000 r4:ecb33000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a6f8c r4:859a6c00 r10:61c88647 r9:859d5400 r8:85418f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:541:6156 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/1:541 state:D stack:0 pid:6156 tgid:6156 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb2dd84 r8:00000002 r7:60000113 r6:ecb2dd8c r5:859d6000 r4:859d6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859d6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb2de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f43c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859d6000 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:ecb39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a738c r4:859a7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a738c r4:853ef000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859d6000 r8:853ef02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853ef000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ef000 r8:80287e08 r7:ecb31e60 r6:853ef080 r5:859d6000 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 r4:853f4240 INFO: task kworker/1:541:6156 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:542:6158 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/1:542 state:D stack:0 pid:6158 tgid:6158 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:ecb3dd8c r5:859d6c00 r4:859d6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859d6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb3de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859d6c00 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:ecb4d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a7b8c r4:859a7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a7b8c r4:853ef100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859d6c00 r8:853ef12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853ef100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ef100 r8:80287e08 r7:ecb31e60 r6:853ef180 r5:859d6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb3dfb0 to 0xecb3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f4580 INFO: task kworker/1:542:6158 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:543:6159 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r5:859d2400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb1de08 r5:00001000 r4:ecb5b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:859d2400 r8:853ef22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xecb1dfb0 to 0xecb1dff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:544:6162 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/1:544 state:D stack:0 pid:6162 tgid:6162 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb51d84 r8:00000002 r7:60000113 r6:ecb51d8c r5:859e8000 r4:859e8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb51e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859e8000 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:ecb61000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ac38c r4:859ac000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ac38c r4:853ef300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e8000 r8:853ef32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853ef300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ef300 r8:80287e08 r7:ecb1de60 r6:853ef380 r5:859e8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb51fb0 to 0xecb51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f4840 INFO: task kworker/1:544:6162 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:545:6164 blocked for more than 473 seconds. r4:859e8c00 [<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: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) r5:859ac78c r4:859ac400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ac78c r4:853ef400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e8c00 r8:853ef42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853ef400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ef400 r8:80287e08 r7:ecb51e60 r6:853ef480 r5:859e8c00 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 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [<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) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:859e9800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb6de08 r5:00001000 r4:ecb75000 [<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 r9:853ef500 r8:80287e08 r7:ecb65e60 r6:853ef580 r5:859e9800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:547:6168 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/1:547 state:D stack:0 pid:6168 tgid:6168 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb79d84 r8:00000002 r7:60000013 r6:ecb79d8c r5:859ea400 r4:859ea400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859ea400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb79e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859ea400 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:ecb9b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ad78c r4:859ad400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ad78c r4:853ef600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859ea400 r8:853ef62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853ef600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ef600 r8:80287e08 r7:ecb6de60 r6:853ef680 r5:859ea400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb79fb0 to 0xecb79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f4b40 INFO: task kworker/1:547:6168 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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) r4:853ef700 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:549:6172 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/1:549 state:D stack:0 pid:6172 tgid:6172 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:ecb99d8c r5:84a48000 r4:84a48000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a48000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:853e0000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a48000 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:ecb89000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ad38c r4:859ad000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ad38c r4:853ef800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a48000 r8:853ef82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853ef800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ef800 r8:80287e08 r7:ecb79e60 r6:854bed00 r5:84a48000 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 r4:853e00c0 INFO: task kworker/1:549:6172 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:550:6173 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/1:550 state:D stack:0 pid:6173 tgid:6173 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:ecba5d84 r8:00000002 r7:60000013 r6:ecba5d8c r5:84a49800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ecbb7000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859adf8c r4:859adc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859adf8c r4:853ef880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a49800 r8:853ef8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853ef880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ef880 r8:80287e08 r7:ecb79e60 r6:854bed80 r5:84a49800 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 r4:853e0140 INFO: task kworker/1:550:6173 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:551:6175 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/1:551 state:D stack:0 pid:6175 tgid:6175 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:84a4a400 r4:84a4a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a4a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:853e0440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a4a400 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: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) r5:859adb8c r4:859ad800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859adb8c r4:853ef900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a4a400 r8:853ef92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853ef900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853ef900 r8:80287e08 r7:ecba5e60 r6:854bee00 r5:84a4a400 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 r4:853e0300 INFO: task kworker/1:551:6175 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:964 state:D stack:0 pid:6178 tgid:6178 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) [<80287208>] (process_one_work) 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(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 r4:853d5100 INFO: task kworker/0:964:6178 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:552:6181 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/1:552 state:D stack:0 pid:6181 tgid:6181 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbc1d84 r8:00000002 r7:60000113 r6:ecbc1d8c r5:84a4bc00 r4:84a4bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a4bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [<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) r5:859ae78c r4:859ae400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:853ef980 r8:80287e08 r7:ecba5e60 r6:854bef80 r5:84a4bc00 r4:853e0500 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:553:6183 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/1:553 state:D stack:0 pid:6183 tgid:6183 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbc9d84 r8:00000002 r7:60000013 r6:ecbc9d8c r5:84a4c800 r4:84a4c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a4c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a4c800 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:ecbbd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ae38c r4:859ae000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ae38c r4:853efa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a4c800 r8:853efa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853efa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853efa00 r8:80287e08 r7:ecbc1e60 r6:853d1000 r5:84a4c800 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 r4:853e07c0 Workqueue: events bpf_prog_free_deferred r4:00000000 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:965:6184 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/0:965 state:D stack:0 pid:6184 tgid:6184 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:ecbd5d8c r5:84a4d400 r4:84a4d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a4d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:853d5900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a4d400 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:ecc25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593ef8c r4:8593ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593ef8c r4:853d1080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a4d400 r8:853d10ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853d1080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853d1080 r8:80287e08 r7:ecb95e60 r6:853d1100 r5:84a4d400 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 r4:853d5280 INFO: task kworker/0:965:6184 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:554:6186 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/1:554 state:D stack:0 pid:6186 tgid:6186 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:ecbd9d8c r5:84a4e000 r4:84a4e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a4e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 [<804e7788>] (_vm_unmap_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) r5:859aeb8c r4:859ae800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:853efa80 r8:80287e08 r7:ecbc1e60 r6:853d1180 r5:84a4e000 r4:853e0740 Call trace: 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fe0: 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 r5:853e0a80 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84a4ec00 r8:853efb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:556:6190 blocked for more than 473 seconds. r10:8291a684 r9:ecbedd84 r8:00000002 r7:60000113 r6:ecbedd8c r5:84a48c00 r4:84a48c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a48c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a48c00 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:ecbe9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859af38c r4:859af000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859af38c r4:853efb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a48c00 r8:853efbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853efb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853efb80 r8:80287e08 r7:ecbe1e60 r6:853d1280 r5:84a48c00 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 r4:853e0140 INFO: task kworker/1:556:6190 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:557:6192 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/1:557 state:D stack:0 pid:6192 tgid:6192 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbf5d84 r8:00000002 r7:60000013 r6:ecbf5d8c r5:859dc800 r4:859dc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859dc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859dc800 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:ecbfd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859afb8c r4:859af800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859afb8c r4:853efc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859dc800 r8:853efc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853efc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853efc00 r8:80287e08 r7:ecbede60 r6:853d1300 r5:859dc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbf5fb0 to 0xecbf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853e0a00 INFO: task kworker/1:557:6192 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) [<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 r9:859ec800 r8:853efcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:559:6197 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/1:559 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:ecc01d84 r8:00000002 r7:60000013 r6:ecc01d8c r5:859ee000 r4:859ee000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859ee000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:853e0f40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc0b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859aff8c r4:859afc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859aff8c r4:853efd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859ee000 r8:853efdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853efd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853efd80 r8:80287e08 r7:ecbf5e60 r6:853efe00 r5:859ee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc01fb0 to 0xecc01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853e0d40 INFO: task kworker/1:559:6197 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:560:6199 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/1:560 state:D stack:0 pid:6199 tgid:6199 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc19d84 r8:00000002 r7:60000113 r6:ecc19d8c r5:859ebc00 r4:859ebc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859ebc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c7a00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859ebc00 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: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) r5:859b978c r4:859b9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b978c r4:853efe80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859ebc00 r8:853efeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853efe80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853efe80 r8:80287e08 r7:ecc01e60 r6:853eff00 r5:859ebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc19fb0 to 0xecc19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c7100 INFO: task kworker/1:560:6199 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:561:6200 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/1:561 state:D stack:0 pid:6200 tgid:6200 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc1dd84 r8:00000002 r7:60000113 r6:ecc1dd8c r5:859ed400 r4:859ed400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859ed400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc1de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c7040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc11000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b838c r4:859b8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b838c r4:853eff80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859ed400 r8:853effac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853eff80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853eff80 r8:80287e08 r7:ecc19e60 r6:853e2000 r5:859ed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc1dfb0 to 0xecc1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c7100 INFO: task kworker/1:561:6200 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:859e0c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:859e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 r5:859b878c r4:859b8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:853e2080 r8:80287e08 r7:ecc19e60 r6:853e2100 r5:859e0c00 r4:853c7080 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:e0581dc0 r5:00001000 r4:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:859e2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc35e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c76c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfacb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b8b8c r4:859b8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b8b8c r4:853e2180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e2400 r8:853e21ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853e2180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e2180 r8:80287e08 r7:ecc19e60 r6:853e2200 r5:859e2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc35fb0 to 0xecc35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c74c0 INFO: task kworker/1:563:6204 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:564:6207 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/1:564 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:ecc31d84 r8:00000002 r7:60000113 r6:ecc31d8c r5:859e0000 r4:859e0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c7780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859e0000 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:eac67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b8f8c r4:859b8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b8f8c r4:853e2280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e0000 r8:853e22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853e2280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e2280 r8:80287e08 r7:ecc19e60 r6:853e2300 r5:859e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc31fb0 to 0xecc31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c77c0 INFO: task kworker/1:564:6207 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:565:6210 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/1:565 state:D stack:0 pid:6210 tgid:6210 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:859e3000 r4:859e3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:853c78c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859e3000 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: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) r5:859b938c r4:859b9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b938c r4:853e2380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e3000 r8:853e23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853e2380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e2380 r8:80287e08 r7:ecc19e60 r6:853e2400 r5:859e3000 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 r4:853c7cc0 INFO: task kworker/1:565:6210 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:566:6212 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/1:566 state:D stack:0 pid:6212 tgid:6212 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca41d84 r8:00000002 r7:60000113 r6:eca41d8c r5:859e3c00 r4:859e3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca41e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c7b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859e3c00 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:eb6d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b9b8c r4:859b9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b9b8c r4:853e2480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e3c00 r8:853e24ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853e2480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e2480 r8:80287e08 r7:ecc19e60 r6:853e2500 r5:859e3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca41fb0 to 0xeca41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c7e40 INFO: task kworker/1:566:6212 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:567:6214 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/1:567 state:D stack:0 pid:6214 tgid:6214 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc3dd84 r8:00000002 r7:60000013 r6:ecc3dd8c r5:859e4800 r4:859e4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc3de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c7d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859e4800 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:eb8d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b9f8c r4:859b9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b9f8c r4:853e2580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e4800 r8:853e25ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853e2580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e2580 r8:80287e08 r7:eca41e60 r6:853e2600 r5:859e4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc3dfb0 to 0xecc3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c7b00 INFO: task kworker/1:567:6214 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:568:6215 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/1:568 state:D stack:0 pid:6215 tgid:6215 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc09d84 r8:00000002 r7:60000013 r6:ecc09d8c r5:859e5400 r4:859e5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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:ebb15000 r5:859ba38c r4:859ba000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:853e2680 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:569:6217 blocked for more than 474 seconds. Workqueue: events bpf_prog_free_deferred r4:859e6000 r5:859e6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:853c2040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859e6000 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:ebb51000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ba78c r4:859ba400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ba78c r4:853e2780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e6000 r8:853e27ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853e2780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e2780 r8:80287e08 r7:ecc09e60 r6:853e2800 r5:859e6000 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 r4:853c2000 INFO: task kworker/1:569:6217 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:570:6218 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/1:570 state:D stack:0 pid:6218 tgid:6218 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc49d84 r8:00000002 r7:60000013 r6:ecc49d8c r5:859e1800 r4:859e1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc49e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c25c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbb5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859baf8c r4:859bac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859baf8c r4:853e2880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e1800 r8:853e28ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853e2880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e2880 r8:80287e08 r7:ecc41e60 r6:853e2900 r5:859e1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc49fb0 to 0xecc49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c2180 INFO: task kworker/1:570:6218 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:571:6221 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/1:571 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:ecc4dd84 r8:00000002 r7:60000013 r6:ecc4dd8c r5:859f0000 r4:859f0000 [<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:ecc4de08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859bab8c r4:859ba800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:571:6221 is blocked on a mutex likely owned by task kworker/0:221:3758. r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:572:6223 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/1:572 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:ecc51d84 r8:00000002 r7:60000113 r6:ecc51d8c r5:859f1800 r4:859f1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859f1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc51e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859f1800 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:ebc2b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859bb38c r4:859bb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859bb38c r4:853e2a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859f1800 r8:853e2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853e2a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e2a80 r8:80287e08 r7:ecc49e60 r6:853e2b00 r5:859f1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc51fb0 to 0xecc51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c2580 INFO: task kworker/1:572:6223 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:573:6225 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/1:573 state:D stack:0 pid:6225 tgid:6225 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:ecc55d8c r5:859f3000 r4:859f3000 [<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) r4:00000000 r5:859bbb8c r4:859bb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859f3000 r8:853e2bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r5:00001000 r4:eecd1000 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:574:6226 blocked for more than 474 seconds. r5:859f0c00 r4:8291a680 r4:00000000 r9:83018205 r8:859f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 r5:859bb78c r4:859bb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859bb78c r4:853e2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859f0c00 r8:853e2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853e2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e2c80 r8:80287e08 r7:ecc55e60 r6:853e2d00 r5:859f0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc45fb0 to 0xecc45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c2880 INFO: task kworker/1:574:6226 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:575:6230 blocked for more than 474 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c7f40 r5:85aa438c r4:85aa4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa438c r4:853e2d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fe0: 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) r4:00000000 r5:859bbf8c r4:859bbc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a33000 r8:853e2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) 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 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:966:6233 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/0:966 state:D stack:0 pid:6233 tgid:6233 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85a30c00 r4:85a30c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a30c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:853a9700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a30c00 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:ec923000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593fb8c r4:8593f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593fb8c r4:853d1400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a30c00 r8:853d142c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853d1400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853d1400 r8:80287e08 r7:ecb95e60 r6:853d1480 r5:85a30c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc69fb0 to 0xecc69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853d5c40 INFO: task kworker/0:966:6233 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:577:6235 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/1:577 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:ecc5dd84 r8:00000002 r7:60000013 r6:ecc5dd8c r5:859f2400 r4:859f2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859f2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc5de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859f2400 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:ebe81000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa478c r4:85aa4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa478c r4:853e2f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859f2400 r8:853e2f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853e2f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853e2f00 r8:80287e08 r7:ecc61e60 r6:853e2f80 r5:859f2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc5dfb0 to 0xecc5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c7fc0 INFO: task kworker/1:577:6235 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:578 state:D stack:0 pid:6238 tgid:6238 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0240 r5:85aa4f8c r4:85aa4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa4f8c r4:853b9000 r10:61c88647 r9:859f5400 r8:853b902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:853c00c0 INFO: task kworker/1:578:6238 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:579:6239 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/1:579 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:ecc71d84 r8:00000002 r7:60000013 r6:ecc71d8c r5:859f6000 r4:859f6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859f6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc71e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859f6000 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:ebea9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa4b8c r4:85aa4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa4b8c r4:853b9100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859f6000 r8:853b912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853b9100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b9100 r8:80287e08 r7:ecc6de60 r6:853b9180 r5:859f6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc71fb0 to 0xecc71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c00c0 INFO: task kworker/1:579:6239 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:580:6241 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/1:580 state:D stack:0 pid:6241 tgid:6241 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:85a31800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85aa538c r4:85aa5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa538c r4:853b9200 r10:61c88647 r9:85a31800 r8:853b922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:581:6243 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/1:581 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:ecc81d84 r8:00000002 r7:60000113 r6:ecc81d8c r5:85a35400 r4:85a35400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a35400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc81e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c06c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a35400 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:ec8bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa5b8c r4:85aa5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa5b8c r4:853b9280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a35400 r8:853b92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853b9280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b9280 r8:80287e08 r7:ecc79e60 r6:853d1580 r5:85a35400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc81fb0 to 0xecc81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c03c0 INFO: task kworker/1:581:6243 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 Exception stack(0xe0581d28 to 0xe0581d70) [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 task:kworker/1:582 state:D stack:0 pid:6244 tgid:6244 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 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85aa578c r4:85aa5400 r10:61c88647 r9:85a36000 r8:853b932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:583:6247 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/1:583 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:ecc8dd84 r8:00000002 r7:60000013 r6:ecc8dd8c r5:85a33c00 r4:85a33c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a33c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc8de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_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 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa678c r4:85aa6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa678c r4:853b9380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a33c00 r8:853b93ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853b9380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b9380 r8:80287e08 r7:ecc81e60 r6:853d1680 r5:85a33c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc8dfb0 to 0xecc8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c0680 INFO: task kworker/1:583:6247 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r5:85d62f8c r4:8509f580 r4:00000001 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/1:584 state:D stack:0 pid:6248 tgid:6248 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc91d84 r8:00000002 r7:60000113 r6:ecc91d8c r5:85a34800 r4:85a34800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a34800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc91e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a34800 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:ec8cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa5f8c r4:85aa5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa5f8c r4:853b9400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a34800 r8:853b942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853b9400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b9400 r8:80287e08 r7:ecc8de60 r6:853d1700 r5:85a34800 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 r4:853c0680 INFO: task kworker/1:584:6248 is blocked on a mutex likely owned by task kworker/0:221:3758. Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:585:6250 blocked for more than 474 seconds. task:kworker/1:585 state:D stack:0 pid:6250 tgid:6250 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc99e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aa638c r4:85aa6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa638c r4:853b9480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a30000 r8:853b94ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853b9480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b9480 r8:80287e08 r7:ecc8de60 r6:853d1780 r5:85a30000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc99fb0 to 0xecc99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c0780 INFO: task kworker/1:585:6250 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b1c79000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:586:6251 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/1:586 state:D stack:0 pid:6251 tgid:6251 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:85a36c00 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) r5:00001000 r4:eca59000 r5:85aa738c r4:85aa7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa738c r4:853b9500 [<80287208>] (process_one_work) from [<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 r9:853b9500 r8:80287e08 r7:ecc8de60 r6:853d1800 r5:85a36c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:967:6254 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/0:967 state:D stack:0 pid:6254 tgid:6254 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:ecc7dd8c r5:85a32400 r4:85a32400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a32400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:853a9bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a32400 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:eca43000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593ff8c r4:8593fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593ff8c r4:853d1880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a32400 r8:853d18ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853d1880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) dfa0: 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85188000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8482cf8c r4:8482cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85188000 r8:853d19ac r7:82804d40 r6:dddced80 r5:dddceda0 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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:587:6259 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/1:587 state:D stack:0 pid:6259 tgid:6259 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecca9d84 r8:00000002 r7:60000013 r6:ecca9d8c r5:85188c00 r4:85188c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85188c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85188c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<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) r5:85aa6b8c r4:85aa6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa6b8c r4:853b9580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85188c00 r8:853b95ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853b9580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b9580 r8:80287e08 r7:ecc9de60 r6:853d1a80 r5:85188c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 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 r4:853c0d80 INFO: task kworker/1:587:6259 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:588:6260 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/1:588 state:D stack:0 pid:6260 tgid:6260 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccadd84 r8:00000002 r7:60000113 r6:eccadd8c r5:85189800 r4:85189800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85189800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85189800 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:eca19000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa6f8c r4:85aa6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa6f8c r4:853b9600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85189800 r8:853b962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853b9600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b9600 r8:80287e08 r7:ecc9de60 r6:853d1b00 r5:85189800 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 r4:853c0d80 INFO: task kworker/1:588:6260 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:589:6264 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/1:589 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:eccb1d84 r8:00000002 r7:60000113 r6:eccb1d8c r5:859f6c00 r4:859f6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859f6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859f6c00 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:eca6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa778c r4:85aa7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa778c r4:853b9680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859f6c00 r8:853b96ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853b9680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b9680 r8:80287e08 r7:ecc9de60 r6:853b9700 r5:859f6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccb1fb0 to 0xeccb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c0f80 INFO: task kworker/1:589:6264 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 [<80287208>] (process_one_work) 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 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:969:6265 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/0:969 state:D stack:0 pid:6265 tgid:6265 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:859dec00 r4:859dec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859dec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85322000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:859dec00 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:ecbc3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8482d38c r4:8482d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8482d38c r4:853d1b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859dec00 r8:853d1bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853d1b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 r4:00000001 1fe0: 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 r5:853b12c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa7f8c r4:85aa7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859eec00 r8:853b982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff [<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 r5:85104580 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:859e6c00 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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 r5:853b1200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859e6c00 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:eca75000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa7b8c r4:85aa7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa7b8c r4:853b9900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e6c00 r8:853b992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853b9900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b9900 r8:80287e08 r7:ecc65e60 r6:853b9980 r5:859e6c00 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 r4:853b1500 INFO: task kworker/1:591:6269 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:592:6271 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/1:592 state:D stack:0 pid:6271 tgid:6271 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85a68c00 r4:85a68c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a68c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:853b1680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a68c00 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:eccbd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aac38c r4:85aac000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aac38c r4:853b9a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a68c00 r8:853b9a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853b9a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b9a00 r8:80287e08 r7:ecc65e60 r6:853b9a80 r5:85a68c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccc1fb0 to 0xeccc1ff8) 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 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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 r8:85a69800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aacb8c r4:85aac800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aacb8c r4:853b9b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a69800 r8:853b9b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853b9b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b9b00 r8:80287e08 r7:eccc1e60 r6:853b9b80 r5:85a69800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccb9fb0 to 0xeccb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b1780 INFO: task kworker/1:593:6273 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:594:6274 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/1:594 state:D stack:0 pid:6274 tgid:6274 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccd5d84 r8:00000002 r7:60000113 r6:eccd5d8c r5:85a6a400 r4:85a6a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a6a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a6a400 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:ecccb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aac78c r4:85aac400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aac78c r4:853b9c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a6a400 r8:853b9c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853b9c00 [<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) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) 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) r9:83018205 r8:85a6b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 r5:85aad78c r4:85aad400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aad78c r4:853b9d00 [<80287208>] (process_one_work) from [<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 r9:853b9d00 r8:80287e08 r7:eccb9e60 r6:853b9d80 r5:85a6b000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b17c0 INFO: task kworker/1:595:6276 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:596:6279 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/1:596 state:D stack:0 pid:6279 tgid:6279 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccd9d84 r8:00000002 r7:60000113 r6:eccd9d8c r5:85a6bc00 r4:85a6bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a6bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a6bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecce3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aacf8c r4:85aacc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aacf8c r4:853b9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a6bc00 r8:853b9e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853b9e00 [<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 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:597:6281 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/1:597 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:eccedd84 r8:00000002 r7:60000013 r6:eccedd8c r5:85a6c800 r4:85a6c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a6c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccede08 r4:00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85aad38c r4:85aad000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aad38c r4:853b9f00 r10:61c88647 r9:85a6c800 r8:853b9f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:597:6281 is blocked on a mutex likely owned by task kworker/0:221:3758. Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:598 state:D stack:0 pid:6283 tgid:6283 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85a6d400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85aadf8c r4:85aadc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aadf8c r4:8539e000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a6d400 r8:8539e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539e000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539e000 r8:80287e08 r7:eccc9e60 r6:8539e080 r5:85a6d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccf5fb0 to 0xeccf5ff8) 5fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:598:6283 is blocked on a mutex likely owned by task kworker/0:221:3758. 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:599:6285 blocked for more than 474 seconds. Workqueue: events bpf_prog_free_deferred r4:85a6e000 [<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) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aadb8c r4:85aad800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8539e100 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff [<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 r5:85104580 r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:600:6287 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/1:600 state:D stack:0 pid:6287 tgid:6287 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb0dd84 r8:00000002 r7:60000113 r6:ecb0dd8c r5:85a6ec00 r4:85a6ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a6ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb0de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a6ec00 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:eb36b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aae38c r4:85aae000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aae38c r4:8539e200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a6ec00 r8:8539e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539e200 r8:80287e08 r7:eccf5e60 r6:8539e280 r5:85a6ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb0dfb0 to 0xecb0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85399080 INFO: task kworker/1:600:6287 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:601:6289 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/1:601 state:D stack:0 pid:6289 tgid:6289 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb41d84 r8:00000002 r7:60000113 r6:ecb41d8c r5:85a68000 r4:85a68000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a68000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb41e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853992c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a68000 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: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) r5:85aae78c r4:85aae400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aae78c r4:8539e300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a68000 r8:8539e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539e300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539e300 r8:80287e08 r7:ecb0de60 r6:8539e380 r5:85a68000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85aaeb8c r4:8539e400 r10:00000000 r9:8539e400 r8:80287e08 r7:ecb41e60 r6:8539e480 r5:85a70000 Workqueue: events bpf_prog_free_deferred 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 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) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 Not tainted 6.15.0-rc7-syzkaller #0 task:kworker/1:603 state:D stack:0 pid:6292 tgid:6292 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: [<81a53144>] (__schedule) from [<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 r5:85a70c00 r4:85a70c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a70c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85399500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a70c00 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: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) r5:85aaef8c r4:85aaec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aaef8c r4:8539e500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a70c00 r8:8539e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539e500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539e500 r8:80287e08 r7:ecce1e60 r6:8539e580 r5:85a70c00 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 r4:85399280 INFO: task kworker/1:603:6292 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:604:6295 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/1:604 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:ecd09d84 r8:00000002 r7:60000113 r6:ecd09d8c r5:85a71800 r4:85a71800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a71800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a71800 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:ebcdf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aaff8c r4:85aafc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aaff8c r4:8539e600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a71800 r8:8539e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539e600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539e600 r8:80287e08 r7:ecd05e60 r6:8539e680 r5:85a71800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd09fb0 to 0xecd09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85399540 INFO: task kworker/1:604:6295 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 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) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:605 state:D stack:0 pid:6297 tgid:6297 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85a72400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd11e08 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a72400 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:eb9ff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aaf38c r4:85aaf000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aaf38c r4:8539e700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a72400 r8:8539e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539e700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539e700 r8:80287e08 r7:ecd09e60 r6:8539e780 r5:85a72400 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 r4:85399640 INFO: task kworker/1:605:6297 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ecd15d84 r8:00000002 r7:60000013 r6:ecd15d8c r5:85a73000 [<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) r5:85aaf78c r4:85aaf400 r7:ddde2d80 r6:83018200 r5:85aaf78c r4:8539e800 r10:61c88647 r9:85a73000 r8:8539e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:85a73c00 r4:00000000 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebacb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aafb8c r4:85aaf800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aafb8c r4:8539e900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a73c00 r8:8539e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539e900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539e900 r8:80287e08 r7:ecd09e60 r6:8539e980 r5:85a73c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd19fb0 to 0xecd19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85399900 INFO: task kworker/1:607:6301 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:608:6303 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/1:608 state:D stack:0 pid:6303 tgid:6303 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd1dd84 r8:00000002 r7:60000013 r6:ecd1dd8c r5:85a74800 r4:85a74800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a74800 r4:8291a680 [<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) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85ab478c r4:85ab4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab478c r4:8539ea00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a74800 r8:8539ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539ea00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539ea00 r8:80287e08 r7:ecd09e60 r6:8539ea80 r5:85a74800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd1dfb0 to 0xecd1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85399ac0 INFO: task kworker/1:608:6303 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:609:6305 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/1:609 state:D stack:0 pid:6305 tgid:6305 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:ecd21d8c r5:85a75400 r4:85a75400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a75400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<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) r5:85ab438c r4:85ab4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab438c r4:8539eb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a75400 r8:8539eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539eb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539eb00 r8:80287e08 r7:ecd1de60 r6:8539eb80 r5:85a75400 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 r4:85399ac0 INFO: task kworker/1:609:6305 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:610:6307 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/1:610 state:D stack:0 pid:6307 tgid:6307 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd25d84 r8:00000002 r7:60000113 r6:ecd25d8c r5:85a76000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85ab4b8c r4:85ab4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a76000 r8:8539ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:611:6309 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/1:611 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:ecd29d84 r8:00000002 r7:60000113 r6:ecd29d8c r5:85a76c00 r4:85a76c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a76c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537a0c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a76c00 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:ec797000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab538c r4:85ab5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab538c r4:8539ed00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a76c00 r8:8539ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539ed00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539ed00 r8:80287e08 r7:ecd25e60 r6:8539ed80 r5:85a76c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd29fb0 to 0xecd29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85399f40 INFO: task kworker/1:611:6309 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+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 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:85a78000 r5:85a78000 r4:8291a680 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) r5:85ab4f8c r4:85ab4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab4f8c r4:8539ee00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a78000 r8:8539ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539ee00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539ee00 r8:80287e08 r7:ecd29e60 r6:8539ee80 r5:85a78000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd2dfb0 to 0xecd2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8537a280 INFO: task kworker/1:612:6311 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85a78c00 r4:00000000 r4:00000000 r5:85ab5b8c r4:85ab5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a78c00 r8:8539ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:85a79800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd35e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537a340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a79800 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:ec7b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab578c r4:85ab5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab578c r4:85379000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a79800 r8:8537902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85379000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85379000 r8:80287e08 r7:ecd31e60 r6:85379080 r5:85a79800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd35fb0 to 0xecd35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8537a480 INFO: task kworker/1:614:6314 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:85a7bc00 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) r5:85ab5f8c r4:85ab5c00 r7:ddde2d80 r6:83018200 r5:85ab5f8c r4:85379100 r10:00000000 r9:85379100 r8:80287e08 r7:ecd31e60 r6:85379180 r5:85a7bc00 Workqueue: events bpf_prog_free_deferred 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 "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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd41e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537aa00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a7a400 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: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) r5:85ab638c r4:85ab6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab638c r4:85379200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a7a400 r8:8537922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85379200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85379200 r8:80287e08 r7:ecd3de60 r6:85379280 r5:85a7a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd41fb0 to 0xecd41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8537a540 INFO: task kworker/1:616:6320 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:617:6322 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/1:617 state:D stack:0 pid:6322 tgid:6322 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 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85ab678c r4:85379300 r10:00000000 r9:85379300 r8:80287e08 r7:ecd41e60 r6:85379380 r5:85a7c800 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:85a7e000 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) r5:8482d78c r4:8482d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8482d78c r4:85379400 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:619:6326 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/1:619 state:D stack:0 pid:6326 tgid:6326 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd49d84 r8:00000002 r7:60000113 r6:ecd49d8c r5:85a7d400 r4:85a7d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a7d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd49e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537afc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a7d400 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:ecad3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab6b8c r4:85ab6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a7d400 r8:8537952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85a7ec00 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) r5:85ab6f8c r4:85ab6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85379600 r8:80287e08 r7:ecd49e60 r6:85379680 r5:85a7ec00 Workqueue: events bpf_prog_free_deferred 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:00000000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:852c0c00 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:ecb45000 r5:85ab7f8c r4:85ab7c00 r10:61c88647 r9:852c0c00 r8:8537972c 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(0xecd51fb0 to 0xecd51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85378040 INFO: task kworker/1:621:6330 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:622:6332 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/1:622 state:D stack:0 pid:6332 tgid:6332 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd55d84 r8:00000002 r7:60000013 r6:ecd55d8c r5:852c2400 r4:852c2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852c2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852c2400 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:ecb03000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab738c r4:85ab7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab738c r4:85379800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c2400 r8:8537982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85379800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85379800 r8:80287e08 r7:ecd51e60 r6:85379880 r5:852c2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd55fb0 to 0xecd55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853782c0 INFO: task kworker/1:622:6332 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+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 r5:00001000 r4:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 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) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852c1800 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:ecb11000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab778c r4:85ab7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab778c r4:85379900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c1800 r8:8537992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85379900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85379900 r8:80287e08 r7:ecd51e60 r6:85379980 r5:852c1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd59fb0 to 0xecd59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85378100 INFO: task kworker/1:623:6334 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff [<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) r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:624:6335 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/1:624 state:D stack:0 pid:6335 tgid:6335 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd5dd84 r8:00000002 r7:60000113 r6:ecd5dd8c r5:852c3000 r4:852c3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852c3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd5de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852c3000 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:ecb35000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85ab7b8c r4:85ab7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab7b8c r4:85379a00 r10:61c88647 r9:852c3000 r8:85379a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) 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/1:625 state:D stack:0 pid:6338 tgid:6338 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd69d84 r8:00000002 r7:60000013 r6:ecd69d8c r5:8518d400 r4:8518d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8518d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd69e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378c40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8518d400 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:ecb71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac0b8c r4:85ac0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac0b8c r4:85379b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8518d400 r8:85379b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85379b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85379b00 r8:80287e08 r7:ecd51e60 r6:853d1c80 r5:8518d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd69fb0 to 0xecd69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85378880 INFO: task kworker/1:625:6338 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:8518e000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8518e000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 r5:85ac038c r4:85ac0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8518e000 r8:85379bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85379b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85379b80 r8:80287e08 r7:ecd69e60 r6:853d1d00 r5:8518e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd71fb0 to 0xecd71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85378880 INFO: task kworker/1:626:6340 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 "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) r5:85ac078c r4:85ac0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85379c00 5fa0: 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r4:00000000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 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) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85ac138c r4:85ac1000 r10:61c88647 r9:8518ec00 r8:85379cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:629:6345 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/1:629 state:D stack:0 pid:6345 tgid:6345 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd85d84 r8:00000002 r7:60000113 r6:ecd85d8c r5:8518c800 r4:8518c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8518c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd85e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8518c800 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:ecb7d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85ac0f8c r4:85ac0c00 r10:61c88647 r9:8518c800 r8:85379d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 task:kworker/1:630 state:D stack:0 pid:6347 tgid:6347 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd8dd84 r8:00000002 r7:60000013 r6:ecd8dd8c r5:859f3c00 r4:859f3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859f3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd8de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a2c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 r5:85ac1f8c r4:85ac1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac1f8c r4:85379d80 r10:61c88647 r9:859f3c00 r8:85379dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xecd8dfb0 to 0xecd8dff8) r4:8537ac00 Workqueue: events bpf_prog_free_deferred 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:82ac21e4 r4:00000000 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r4:85a40c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a40c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd95e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<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 r8:85a40c00 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: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) r5:85ac178c r4:85ac1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac178c r4:85379e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a40c00 r8:85379e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85379e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85379e00 r8:80287e08 r7:ecd8de60 r6:853d1f80 r5:85a40c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd95fb0 to 0xecd95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532a080 INFO: task kworker/1:631:6349 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<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) r10:61c88647 r9:85a40000 r8:85379eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Not tainted 6.15.0-rc7-syzkaller #0 r5:85a42400 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) r5:85ac238c r4:85ac2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a42400 r8:85379f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85379f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85379f00 r8:80287e08 r7:ecd8de60 r6:8531d000 r5:85a42400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecda1fb0 to 0xecda1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532a300 INFO: task kworker/1:633:6353 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:8509db40 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) r5:85ac3b8c r4:85ac3800 r7:ddde2d80 r6:83018200 r5:85ac3b8c r4:85379f80 dfa0: 00000000 00000000 00000000 00000000 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccdde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a8c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852c6000 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:eba87000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac278c r4:85ac2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac278c r4:85319080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c6000 r8:853190ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85319080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85319080 r8:80287e08 r7:ecd0de60 r6:85319100 r5:852c6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccddfb0 to 0xeccddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532a680 INFO: task kworker/1:635:6358 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:970:6361 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/0:970 state:D stack:0 pid:6361 tgid:6361 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r5:85a43000 r4:85a43000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a43000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530cac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a43000 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:eba7d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2938c r4:85a29000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a2938c r4:8531d080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a43000 r8:8531d0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8531d080 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853221c0 INFO: task kworker/0:970:6361 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+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) r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 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) r5:8482cb8c r4:8482c800 r7:dddced80 r6:83018000 r5:8482cb8c r4:8531d180 Exception stack(0xecd61fb0 to 0xecd61ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda5e08 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a44800 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:ebb53000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac2b8c r4:85ac2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac2b8c r4:85319180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a44800 r8:853191ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85319180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85319180 r8:80287e08 r7:ecd0de60 r6:8531d280 r5:85a44800 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 r4:8532a7c0 INFO: task kworker/1:636:6364 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<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(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:637:6366 blocked for more than 475 seconds. r4:85a45400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccfde08 r9:83018205 r8:85a45400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 r5:85ac2f8c r4:85ac2c00 r10:61c88647 r9:85a45400 r8:8531922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0581fb0 to 0xe0581ff8) Workqueue: events bpf_prog_free_deferred [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r7:ddde2d80 r6:83018200 r5:85ac338c r4:85319280 r4:85319280 dfa0: 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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b21c1000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 r10:8291a684 r9:ecdb5d84 r8:00000002 r7:60000113 r6:ecdb5d8c r5:85a41800 r5:85a2838c r4:85a28000 r10:61c88647 r9:85a41800 r8:8531d42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:82ac21e4 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:639:6372 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:639 state:D stack:0 pid:6372 tgid:6372 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__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:ecdb9e08 r5:85ac378c r4:85ac3400 9fa0: 00000000 00000000 00000000 00000000 r4:82ac21e4 r5:85d62f8c r4:85d62c00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852d8c00 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:ec893000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac4b8c r4:85ac4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac4b8c r4:85319380 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:853193ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85319380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:85d62f8c r4:85d62c00 Exception stack(0xe0581fb0 to 0xe0581ff8) r10:8291a684 r9:ecdc9d84 r8:00000002 r7:60000013 r6:ecdc9d8c r5:852d9800 r5:85ac3f8c r4:85ac3c00 r7:ddde2d80 r6:83018200 r5:85ac3f8c r4:85319400 r4:8532af40 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:852db000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85ac438c r4:85ac4000 r4:00000001 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:643:6380 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:643 state:D stack:0 pid:6380 tgid:6380 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:852da400 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85ac478c r4:85ac4400 r10:00000000 r9:85319500 r8:80287e08 r7:ecdc5e60 r6:8531d700 r5:852da400 1d60: 80230ad0 80239bb0 80070013 ffffffff r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Not tainted 6.15.0-rc7-syzkaller #0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325580 r10:61c88647 r9:852dbc00 r8:853195ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85319580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85319580 r8:80287e08 r7:ecdc5e60 r6:8531d780 r5:852dbc00 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 r4:85325180 INFO: task kworker/1:644:6382 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r4:82ac21e4 r5:00001000 r4:eecd1000 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ecde9d84 r8:00000002 r7:60000113 r6:ecde9d8c r5:852d8000 [<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) r5:85ac4f8c r4:85ac4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85319600 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:852dc800 r8:853196ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d60: 80230ad0 80239bb0 80070013 ffffffff [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:647 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:ecda9d84 r8:00000002 r7:60000013 r6:ecda9d8c r5:852c5400 r4:852c5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852c5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852c5400 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:eca7d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac638c r4:85ac6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac638c r4:85319700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c5400 r8:8531972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85319700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85319700 r8:80287e08 r7:ecdf1e60 r6:85319780 r5:852c5400 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 r4:85325500 INFO: task kworker/1:647:6388 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:973:6390 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/0:973 state:D stack:0 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdb1d84 r8:00000002 r7:60000113 r6:ecdb1d8c r5:852c6c00 r4:852c6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852c6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530c040 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) r5:85ac5b8c r4:85ac5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8531d900 r8:80287e08 r7:ecd99e60 r6:85319800 r5:852c6c00 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:648:6392 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:648 state:D stack:0 pid:6392 tgid:6392 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000113 r6:ecdfdd8c r5:852c0000 r4:852c0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852c0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85325b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852c0000 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:eca6d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac5f8c r4:85ac5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac5f8c r4:85319880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c0000 r8:853198ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85325800 Call trace: 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac 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) 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 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:852dec00 [<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) r5:85a28f8c r4:85a28c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a28f8c r4:8531da80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852dec00 r8:8531daac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8531da80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531da80 r8:80287e08 r7:ecd99e60 r6:8531db00 r5:852dec00 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 r4:8530c180 INFO: task kworker/0:975:6396 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 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) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:649:6399 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. r10:8291a684 r9:ece09d84 r8:00000002 r7:60000113 r6:ece09d8c r5:852de000 [<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) r5:00001000 r4:ecbf9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac6f8c r4:85ac6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac6f8c r4:85319980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852de000 r8:853199ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85319980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85319980 r8:80287e08 r7:ecda9e60 r6:8531db80 r5:852de000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece09fb0 to 0xece09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85325c40 INFO: task kworker/1:649:6399 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 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) [<81a56894>] (__mutex_lock.constprop.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 r5:85325d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8518a400 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:ecbdb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac678c r4:85ac6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac678c r4:85319a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8518a400 r8:85319a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85319a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85319a00 r8:80287e08 r7:ece09e60 r6:8531dc00 r5:8518a400 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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:651 state:D stack:0 pid:6402 tgid:6402 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a46c00 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:ecbe7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac6b8c r4:85ac6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac6b8c r4:85319a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a46c00 r8:85319aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85319a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85319a80 r8:80287e08 r7:ece09e60 r6:8531dc80 r5:85a46c00 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 r4:85325d00 INFO: task kworker/1:651:6402 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<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) Not tainted 6.15.0-rc7-syzkaller #0 r4:85a58c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece19e08 [<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) r4:85319b00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:85d62f8c r4:85d62c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8509db40 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:ece1de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a59800 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:ecc13000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac778c r4:85ac7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac778c r4:85319b80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85319bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85319b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85319b80 r8:80287e08 r7:ece19e60 r6:8531dd80 r5:85a59800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece1dfb0 to 0xece1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85314100 INFO: task kworker/1:653:6407 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 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 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:654 state:D stack:0 pid:6409 tgid:6409 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853143c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 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) r5:00001000 r4:ebcd3000 [<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/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:656:6413 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:656 state:D stack:0 pid:6413 tgid:6413 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<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 r7:60000013 r6:ece25d8c r5:85a83000 r4:85a83000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a83000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.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 r5:85314680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a83000 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:e08b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac7f8c r4:85ac7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85319e00 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:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:8509db40 Call trace: [<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) r4:85319f00 Exception stack(0xece29fb0 to 0xece29ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:658:6417 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:658 state:D stack:0 pid:6417 tgid:6417 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ece05d84 r8:00000002 r7:60000013 r6:ece05d8c r5:85a5a400 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(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 r4:85314380 INFO: task kworker/1:658:6417 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+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:e0581dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 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) [<804e7788>] (_vm_unmap_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) r5:85ad0f8c r4:85ad0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85315080 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 r5:00001000 r4:eecd1000 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:660:6424 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:660 state:D stack:0 pid:6424 tgid:6424 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece2dd84 r8:00000002 r7:60000113 r6:ece2dd8c r5:85a5bc00 r4:85a5bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a5bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece2de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a7c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a5bc00 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:ec7a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad178c r4:85ad1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad178c r4:85315100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a5bc00 r8:8531512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85315100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85315100 r8:80287e08 r7:ece31e60 r6:8531df00 r5:85a5bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece2dfb0 to 0xece2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85314e00 INFO: task kworker/1:660:6424 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<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) r4:8509db40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 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:ece3de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853259c0 [<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) [<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 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530ac00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85a5e000 r8:8531612c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:662:6430 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:662 state:D stack:0 pid:6430 tgid:6430 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece45d84 r8:00000002 r7:60000113 r6:ece45d8c r5:85a5ec00 r4:85a5ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a5ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece45e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532e140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a5ec00 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:ec945000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad1f8c r4:85ad1c00 r7:ddde2d80 r6:83018200 r5:85ad1f8c r4:85315200 r10:00000000 r9:85315200 r8:80287e08 r7:ece2de60 r6:85316200 r5:85a5ec00 r4:8532a3c0 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac 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) [<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) r5:85ad1b8c r4:85ad1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad1b8c r4:85315280 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:853152ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85315280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85315280 r8:80287e08 r7:ece45e60 r6:85316280 r5:85a58000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece49fb0 to 0xece49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853149c0 INFO: task kworker/1:663:6431 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:664:6434 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:664 state:D stack:0 pid:6434 tgid:6434 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ecc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a60000 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:ecb85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad438c r4:85ad4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad438c r4:85315300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a60000 r8:8531532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85315300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85315300 r8:80287e08 r7:ece45e60 r6:85316300 r5:85a60000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece55fb0 to 0xece55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532e280 INFO: task kworker/1:664:6434 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532e2c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85a60c00 r8:853153ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:666:6437 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:666 state:D stack:0 pid:6437 tgid:6437 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece61d84 r8:00000002 r7:60000113 r6:ece61d8c r5:85a62400 r4:85a62400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a62400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece61e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532e3c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a62400 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:ecab7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad278c r4:85ad2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad278c r4:85315400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a62400 r8:8531542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85315400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85315400 r8:80287e08 r7:ece55e60 r6:85316400 r5:85a62400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece61fb0 to 0xece61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532e540 INFO: task kworker/1:666:6437 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0581dc0 r5:00001000 r4:eecd1000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532e480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a63c00 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:ecad5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad2b8c r4:85ad2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad2b8c r4:85315480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a63c00 r8:853154ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85315480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85315480 r8:80287e08 r7:ece55e60 r6:85316480 r5:85a63c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece69fb0 to 0xece69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:668:6441 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:668 state:D stack:0 pid:6441 tgid:6441 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece71d84 r8:00000002 r7:60000113 r6:ece71d8c r5:85a63000 r4:85a63000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a63000 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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0581d28 to 0xe0581d70) r4:e0581dc0 r5:85d62f8c r4:85d62c00 r4:00000001 Not tainted 6.15.0-rc7-syzkaller #0 r4:85a64800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a64800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece79e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532e740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a64800 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:ecb23000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad338c r4:85ad3000 [<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) Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r5:00001000 r4:eecd1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:670:6445 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:670 state:D stack:0 pid:6445 tgid:6445 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece81d84 r8:00000002 r7:60000113 r6:ece81d8c r5:85a65400 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532e940 r5:85ad378c r4:85ad3400 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532e640 INFO: task kworker/1:670:6445 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85a66000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ea40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad3b8c r4:85ad3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad3b8c r4:85315680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a66000 r8:853156ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85315680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85315680 r8:80287e08 r7:ece55e60 r6:85316680 r5:85a66000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece89fb0 to 0xece89ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532e900 INFO: task kworker/1:671:6447 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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 r5:8532eb00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad3f8c r4:85ad3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad3f8c r4:85315700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852e8000 r8:8531572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85315700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85315700 r8:80287e08 r7:ece55e60 r6:85316700 r5:852e8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece91fb0 to 0xece91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532ea80 INFO: task kworker/1:672:6449 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:673:6451 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:673 state:D stack:0 pid:6451 tgid:6451 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece99d84 r8:00000002 r7:60000113 r6:ece99d8c r5:852e9800 r4:852e9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852e9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece99e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849fad40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852e9800 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:ecbaf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad4b8c r4:85ad4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad4b8c r4:85315780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852e9800 r8:853157ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85315780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xece99fb0 to 0xece99ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0581dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84beec00 r8:8509f5ac 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 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:674:6453 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:674 state:D stack:0 pid:6453 tgid:6453 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecea1d84 r8:00000002 r7:60000113 r6:ecea1d8c r5:852e8c00 r4:852e8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852e8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ed80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852e8c00 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:ecb9d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad478c r4:85ad4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad478c r4:85315800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852e8c00 r8:8531582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85315800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85315800 r8:80287e08 r7:ece99e60 r6:85316800 r5:852e8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecea1fb0 to 0xecea1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532ec40 INFO: task kworker/1:674:6453 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:00000000 r5:85d62f8c r4:85d62c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 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:6456 tgid:6456 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecea9d84 r8:00000002 r7:60000013 r6:ecea9d8c r5:852ea400 r4:852ea400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852ea400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852ea400 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:ecbbb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad4f8c r4:85ad4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad4f8c r4:85315880 [<80287208>] (process_one_work) 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 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85ad538c r4:85315900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ebc00 r8:8531592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85315900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85315900 r8:80287e08 r7:ecea9e60 r6:85316900 r5:852ebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeceadfb0 to 0xeceadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532ef00 INFO: task kworker/1:676:6457 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<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) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:677:6460 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:677 state:D stack:0 pid:6460 tgid:6460 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<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) r5:00001000 r4:ecd87000 [<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 r9:85315980 r8:80287e08 r7:eceade60 r6:85315a00 r5:85a85400 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/1:678:6461 blocked for more than 475 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) 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(0xece4dfb0 to 0xece4dff8) Call trace: r5:80070013 r4:80239bb0 r5:00001000 r4:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:679:6464 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:679 state:D stack:0 pid:6464 tgid:6464 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eceb9d84 r8:00000002 r7:60000013 r6:eceb9d8c r5:85a82400 r4:85a82400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a82400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85245f80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a82400 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:ecd79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad5b8c r4:85ad5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad5b8c r4:85315b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a82400 r8:85315bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85315b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85315b80 r8:80287e08 r7:ece35e60 r6:85315c00 r5:85a82400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeceb9fb0 to 0xeceb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852454c0 INFO: task kworker/1:679:6464 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ecec5d84 r8:00000002 r7:60000013 r6:ecec5d8c r5:85a84800 r4:85a84800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a84800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530a6c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a84800 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:eccc3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a29f8c r4:85a29c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a29f8c r4:85316980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a84800 r8:853169ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85316980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85316980 r8:80287e08 r7:ece39e60 r6:85315c80 r5:85a84800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecec5fb0 to 0xecec5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530aa00 INFO: task kworker/0:978:6467 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/0:979:6469 blocked for more than 475 seconds. r10:8291a684 r9:ececdd84 r8:00000002 r7:60000113 r6:ececdd8c r5:85a86c00 [<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) r5:85a2b38c r4:85a2b000 [<80287208>] (process_one_work) 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: 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) r10:61c88647 r9:85a7b000 r8:85316aac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:981:6472 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/0:981 state:D stack:0 pid:6472 tgid:6472 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eced9d84 r8:00000002 r7:60000113 r6:eced9d8c r5:85a88c00 r4:85a88c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a88c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530a040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a88c00 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:eccf9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2a78c r4:85a2a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a2a78c r4:85316b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a88c00 r8:85316b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85316b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85316b00 r8:80287e08 r7:ececde60 r6:85315e00 r5:85a88c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeced9fb0 to 0xeced9ff8) 9fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:982 state:D stack:0 pid:6475 tgid:6475 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee5e08 r5:00001000 r4:ecd6b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85a88000 r8:85316bac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eceb1d84 r8:00000002 r7:60000113 r6:eceb1d8c 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:eceb1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309100 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852ec800 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:ecef3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2af8c r4:85a2ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a2af8c r4:85316c00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85316c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85316c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85316c00 r8:80287e08 r7:ececde60 r6:85316c80 r5:852ec800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeceb1fb0 to 0xeceb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532a4c0 INFO: task kworker/0:983:6477 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:680:6480 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:680 state:D stack:0 pid:6480 tgid:6480 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eceb5d84 r8:00000002 r7:60000013 r6:eceb5d8c r5:852ed400 r4:852ed400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852ed400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85312080 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852ed400 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:ecef9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad678c r4:85ad6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad678c r4:85315f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ed400 r8:85315f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85315f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85315f00 r8:80287e08 r7:ece35e60 r6:85316d00 r5:852ed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeceb5fb0 to 0xeceb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85245a40 INFO: task kworker/1:680:6480 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 [<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 r5:852456c0 [<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(0xecef1fb0 to 0xecef1ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85245f00 INFO: task kworker/1:681:6481 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r5:85d62f8c r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:682:6487 blocked for more than 475 seconds. r4:85a89800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf0de08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85312240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a89800 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:ecf03000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad6b8c r4:85ad6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad6b8c r4:8531e000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a89800 r8:8531e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531e000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531e000 r8:80287e08 r7:eceb5e60 r6:8531e080 r5:85a89800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf0dfb0 to 0xecf0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85312040 INFO: task kworker/1:682:6487 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:8509db40 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:ecf4b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85ad6f8c r4:8531e100 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85a8bc00 r4:8291a680 [<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) r9:83018205 r8:85a8bc00 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:ecf51000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad738c r4:85ad7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad738c r4:8531e200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a8bc00 r8:8531e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531e200 r8:80287e08 r7:ecf11e60 r6:8531e280 r5:85a8bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf19fb0 to 0xecf19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853121c0 INFO: task kworker/1:684:6489 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 [<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 Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eceddd84 r8:00000002 r7:60000113 r6:eceddd8c r5:852eec00 r4:852eec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852eec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecedde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852eec00 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:ecf25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2bb8c r4:85a2b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a2bb8c r4:85316e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852eec00 r8:85316e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85316e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85316e00 r8:80287e08 r7:ececde60 r6:85316e80 r5:852eec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeceddfb0 to 0xeceddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85309180 INFO: task kworker/0:984:6491 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:ecf1dd84 r8:00000002 r7:60000113 r6:ecf1dd8c r5:852eb000 [<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 r9:85316f00 r8:80287e08 r7:ecedde60 r6:85316f80 r5:852eb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf1dfb0 to 0xecf1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853094c0 INFO: task kworker/0:985:6494 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac 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) [<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 r5:85a2bf8c r4:85373000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 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:ecf31d84 r8:00000002 r7:60000113 r6:ecf31d8c r5:85a66c00 r4:85a66c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a66c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a66c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8482e38c r4:8482e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8482e38c r4:85373100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a66c00 r8:8537312c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85373100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85373100 r8:80287e08 r7:ecf29e60 r6:85373180 r5:85a66c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf31fb0 to 0xecf31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85309640 INFO: task kworker/0:987:6498 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 r5:00001000 r4:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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 r9:84aa8000 r8:8537322c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xecf3dfb0 to 0xecf3dff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:989:6503 blocked for more than 475 seconds. r4:84aa8c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecefde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309a00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84aa8c00 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:ecf57000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541438c r4:85414000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541438c r4:85373300 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8537332c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85373300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85373300 r8:80287e08 r7:ecf3de60 r6:85373380 r5:84aa8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecefdfb0 to 0xecefdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85309740 INFO: task kworker/0:989:6503 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:685:6505 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:685 state:D stack:0 pid:6505 tgid:6505 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf49d84 r8:00000002 r7:60000113 r6:ecf49d8c r5:85a8e000 r4:85a8e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a8e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf49e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85245640 [<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 r9:8531e300 r8:80287e08 r7:ecf19e60 r6:8531e380 r5:85a8e000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:e0581dc0 [<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) r4:8509db40 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) r5:85414b8c r4:85414800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85414b8c r4:85373400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a8b000 r8:8537342c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85373400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85373400 r8:80287e08 r7:ecf3de60 r6:8531e400 r5:85a8b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf75fb0 to 0xecf75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85309a80 INFO: task kworker/0:990:6509 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 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) 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) Exception stack(0xecf79fb0 to 0xecf79ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 [<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(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:992:6511 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/0:992 state:D stack:0 pid:6511 tgid:6511 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecebdd84 r8:00000002 r7:60000113 r6:ecebdd8c r5:85a8a400 r4:85a8a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a8a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecebde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a8a400 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:ecf71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85414f8c r4:85414c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85414f8c r4:85373500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a8a400 r8:8537352c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xecebdfb0 to 0xecebdff8) r4:85309c00 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:993 state:D stack:0 pid:6512 tgid:6512 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf85e08 r5:00001000 r4:ecfbb000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85373580 Exception stack(0xecf85fb0 to 0xecf85ff8) Workqueue: events bpf_prog_free_deferred 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:686:6515 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:686 state:D stack:0 pid:6515 tgid:6515 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf91d84 r8:00000002 r7:60000113 r6:ecf91d8c r5:85a90000 r4:85a90000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a90000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf91e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a90000 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:ecf8d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad7b8c r4:85ad7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ad7b8c r4:8531e600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a90000 r8:8531e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531e600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531e600 r8:80287e08 r7:ecf49e60 r6:8531e680 r5:85a90000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf91fb0 to 0xecf91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85245a40 INFO: task kworker/1:686:6515 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b29b5000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:687:6517 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:687 state:D stack:0 pid:6517 tgid:6517 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf99d84 r8:00000002 r7:60000013 r6:ecf99d8c r5:85a91800 r4:85a91800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a91800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf99e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a91800 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:ecf9b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad7f8c r4:85ad7c00 [<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 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:688:6519 blocked for more than 476 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85b4038c r4:8531e800 r10:00000000 r9:8531e800 r8:80287e08 r7:ecf99e60 r6:85373600 r5:84aaa400 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<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(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:689:6521 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:689 state:D stack:0 pid:6521 tgid:6521 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfa9d84 r8:00000002 r7:60000013 r6:ecfa9d8c 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:ecfa9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853895c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aab000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b4078c r4:85b40400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b4078c r4:8531e880 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8531e8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531e880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531e880 r8:80287e08 r7:ecf61e60 r6:85373680 r5:84aab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfa9fb0 to 0xecfa9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85389380 INFO: task kworker/1:689:6521 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:690:6523 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:690 state:D stack:0 pid:6523 tgid:6523 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfb5d84 r8:00000002 r7:60000013 r6:ecfb5d8c 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:ecfb5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853899c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aabc00 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:ecfcb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b40f8c r4:85b40c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b40f8c r4:8531e900 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8531e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531e900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531e900 r8:80287e08 r7:ecfa9e60 r6:85373700 r5:84aabc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfb5fb0 to 0xecfb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85389580 INFO: task kworker/1:690:6523 is blocked on a mutex likely owned by task kworker/0:221:3758. Workqueue: events bpf_prog_free_deferred 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 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:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 INFO: task kworker/1:691:6525 blocked for more than 476 seconds. Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ecf81d84 r8:00000002 r7:60000013 r6:ecf81d8c r5:84aac800 [<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 r5:85389740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aac800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfb1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b40b8c r4:85b40800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b40b8c r4:8531e980 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8531e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531e980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531e980 r8:80287e08 r7:ecfb5e60 r6:85373780 r5:84aac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf81fb0 to 0xecf81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85389480 INFO: task kworker/1:691:6525 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 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(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:84aad400 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) r10:61c88647 r9:84aad400 r8:8537382c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85373800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85373800 r8:80287e08 r7:ecf79e60 r6:85373880 r5:84aad400 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84aae000 r8:8531ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xecfd5fb0 to 0xecfd5ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 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 r5:84aaec00 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) [<80287208>] (process_one_work) 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: r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:693:6533 blocked for more than 476 seconds. 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:ecfe5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aa9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfe9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b41b8c r4:85b41800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b41b8c r4:8531ea80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8531eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xecfe5fb0 to 0xecfe5ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 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 r8:85a98000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 r5:85b4278c r4:85b42400 r10:61c88647 r9:85a98000 r8:8531eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85389e40 INFO: task kworker/1:694:6536 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:695:6538 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:695 state:D stack:0 pid:6538 tgid:6538 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85a98c00 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b41f8c r4:85b41c00 [<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(0xecffdfb0 to 0xecffdff8) INFO: task kworker/1:695:6538 is blocked on a mutex likely owned by task kworker/0:221:3758. 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 [<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 r5:85a99800 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85210200 r5:8482e78c r4:8482e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85373c00 Exception stack(0xecfedfb0 to 0xecfedff8) INFO: task kworker/0:996:6540 is blocked on a mutex likely owned by task kworker/0:221:3758. r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:696:6542 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:696 state:D stack:0 pid:6542 tgid:6542 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed015d84 r8:00000002 r7:60000013 r6:ed015d8c r5:85a9a400 r4:85a9a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a9a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed015e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed00d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b42b8c r4:85b42800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b42b8c r4:8531ec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a9a400 r8:8531ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xed015fb0 to 0xed015ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:00000000 r5:00001000 r4:eecd1000 r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:697:6544 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:697 state:D stack:0 pid:6544 tgid:6544 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed019d84 r8:00000002 r7:60000013 r6:ed019d8c r5:85a9b000 r4:85a9b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a9b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed019e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a9b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed01b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b42f8c r4:85b42c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b42f8c r4:8531ec80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a9b000 r8:8531ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531ec80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531ec80 r8:80287e08 r7:ed015e60 r6:85373d80 r5:85a9b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed019fb0 to 0xed019ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85398100 INFO: task kworker/1:697:6544 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:85a9bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed005e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b4338c r4:85b43000 r10:61c88647 r9:85a9bc00 r8:8531ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:997:6548 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/0:997 state:D stack:0 pid:6548 tgid:6548 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed02dd84 r8:00000002 r7:60000113 r6:ed02dd8c r5:85a9c800 r4:85a9c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a9c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed02de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a9c800 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:ed021000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85415b8c r4:85415800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85415b8c r4:85373e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a9c800 r8:85373eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85373e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85373e80 r8:80287e08 r7:ecfede60 r6:85373f00 r5:85a9c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed02dfb0 to 0xed02dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853779c0 INFO: task kworker/0:997:6548 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:998:6549 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/0:998 state:D stack:0 pid:6549 tgid:6549 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed031d84 r8:00000002 r7:60000113 r6:ed031d8c r5:85a9d400 r4:85a9d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a9d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8541678c r4:85416400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541678c r4:85373f80 r10:61c88647 r9:85a9d400 r8:85373fac r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85377900 INFO: task kworker/0:998:6549 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:699:6552 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:699 state:D stack:0 pid:6552 tgid:6552 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed041d84 r8:00000002 r7:60000013 r6:ed041d8c r5:85a9e000 r4:85a9e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a9e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed041e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377c80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 r5:85415f8c r4:85415c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85415f8c r4:8531ed80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 r4:00000001 1fc0: 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 r5:85398680 r5:85b43b8c r4:85b43800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b43b8c r4:8531ee00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a9ec00 r8:8531ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531ee00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531ee00 r8:80287e08 r7:ed041e60 r6:8538e100 r5:85a9ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed045fb0 to 0xed045ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85398300 INFO: task kworker/1:700:6553 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:701:6555 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. r4:85b20000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85b20000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 r5:85b4378c r4:85b43400 [<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(0xed051fb0 to 0xed051ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:702:6557 blocked for more than 476 seconds. r4:85b20c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed059e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853988c0 r5:85b43f8c r4:85b43c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8531ef00 Exception stack(0xed059fb0 to 0xed059ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0581dc0 [<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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:703 state:D stack:0 pid:6559 tgid:6559 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed069e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398b00 r5:85b4838c r4:85b48000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b4838c r4:8531ef80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b21800 r8:8531efac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531ef80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531ef80 r8:80287e08 r7:ed059e60 r6:8538e280 r5:85b21800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed069fb0 to 0xed069ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85398880 INFO: task kworker/1:703:6559 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:704:6561 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:704 state:D stack:0 pid:6561 tgid:6561 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed029d84 r8:00000002 r7:60000013 r6:ed029d8c r5:85b22400 r4:85b22400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b22400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed029e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538d080 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b22400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [<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) r5:8541638c r4:85416000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8541638c r4:85391000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b22400 r8:8539102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85391000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85391000 r8:80287e08 r7:ed069e60 r6:8538e300 r5:85b22400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed029fb0 to 0xed029ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85398840 INFO: task kworker/1:704:6561 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8509f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:999:6563 blocked for more than 476 seconds. r5:85b23000 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85242040 r5:85416f8c r4:85416c00 [<80287208>] (process_one_work) 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(0xed07dfb0 to 0xed07dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8538d240 INFO: task kworker/0:999:6563 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:705:6565 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:705 state:D stack:0 pid:6565 tgid:6565 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed081d84 r8:00000002 r7:60000113 r6:ed081d8c r5:85b23c00 r4:85b23c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b23c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed081e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed083000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b4878c r4:85b48400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b4878c r4:85391080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b23c00 r8:853910ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85391080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85391080 r8:80287e08 r7:ed069e60 r6:8538e480 r5:85b23c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed081fb0 to 0xed081ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85398ac0 INFO: task kworker/1:705:6565 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+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) r4:8509f580 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) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a92400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed089000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b48b8c r4:85b48800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b48b8c r4:85391100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a92400 r8:8539112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85391100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85391100 r8:80287e08 r7:ed081e60 r6:85391180 r5:85a92400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed075fb0 to 0xed075ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85398b80 INFO: task kworker/1:706:6567 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:707:6569 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85312940 r5:85b4938c r4:85b49000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b4938c r4:85391200 r10:61c88647 r9:85a93c00 r8:8539122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:708:6571 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:708 state:D stack:0 pid:6571 tgid:6571 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed095d84 r8:00000002 r7:60000013 r6:ed095d8c r5:85a94800 r4:85a94800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a94800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed095e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a94800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed097000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b48f8c r4:85b48c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b48f8c r4:85391300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a94800 r8:8539132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85391300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85391300 r8:80287e08 r7:ed08de60 r6:85391380 r5:85a94800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed095fb0 to 0xed095ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85398ec0 INFO: task kworker/1:708:6571 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<80287208>] (process_one_work) 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/1:709 state:D stack:0 pid:6573 tgid:6573 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0a1e08 r9:83018205 r8:85a95400 r7:00000000 r6:83018200 r5:00001000 r4:7f0fb000 r5:85b4978c r4:85b49400 r7:ddde2d80 r6:83018200 r5:85b4978c r4:85391400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85389d80 Workqueue: events bpf_prog_free_deferred 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 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 r5:85b49f8c r4:85b49c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85391500 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:711:6577 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:711 state:D stack:0 pid:6577 tgid:6577 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed0b5d84 r8:00000002 r7:60000013 r6:ed0b5d8c r5:85a96c00 r4:85a96c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a96c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0b5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a96c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0fd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed0b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b49b8c r4:85b49800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b49b8c r4:85391600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a96c00 r8:8539162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85391600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85391600 r8:80287e08 r7:ed0a9e60 r6:85391680 r5:85a96c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed0b5fb0 to 0xed0b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85387340 INFO: task kworker/1:711:6577 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:712:6580 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:712 state:D stack:0 pid:6580 tgid:6580 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed0bdd84 r8:00000002 r7:60000113 r6:ed0bdd8c r5:85a93000 r4:85a93000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a93000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0bde08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85b4a38c r4:85b4a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85391700 Exception stack(0xed0bdfb0 to 0xed0bdff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:713:6581 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:713 state:D stack:0 pid:6581 tgid:6581 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed0c9d84 r8:00000002 r7:60000013 r6:ed0c9d8c r5:85a90c00 r4:85a90c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a90c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a90c00 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed0d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b4a78c r4:85b4a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b4a78c r4:85391800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a90c00 r8:8539182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85391800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85391800 r8:80287e08 r7:ed0bde60 r6:85391880 r5:85a90c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:85387240 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:714 state:D stack:0 pid:6583 tgid:6583 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 r5:85b4ab8c r4:85b4a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85391900 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) 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 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:715:6585 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:715 state:D stack:0 pid:6585 tgid:6585 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed0ddd84 r8:00000002 r7:60000113 r6:ed0ddd8c r5:852c4800 r4:852c4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852c4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f107000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed0e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b4af8c r4:85b4ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b4af8c r4:85391a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c4800 r8:85391a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85391a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85391a00 r8:80287e08 r7:ed0d1e60 r6:85391a80 r5:852c4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed0ddfb0 to 0xed0ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85387900 INFO: task kworker/1:715:6585 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:716 state:D stack:0 pid:6587 tgid:6587 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0e5e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85b4bf8c r4:85b4bc00 r10:61c88647 r9:85b78000 r8:85391b2c 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(0xed0e5fb0 to 0xed0e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85387780 INFO: task kworker/1:716:6587 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:717:6589 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:717 state:D stack:0 pid:6589 tgid:6589 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:85b79800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f9e08 r4:00000000 r5:85b4b38c r4:85b4b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b4b38c r4:85391c00 [<80287208>] (process_one_work) from [<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 r9:85391c00 r8:80287e08 r7:ed0e5e60 r6:85391c80 r5:85b79800 r4:85387940 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:718 state:D stack:0 pid:6590 tgid:6590 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed105e08 r9:83018205 r8:85b7a400 r7:00000000 r6:83018200 r5:00001000 r4:7f10b000 r5:85b4b78c r4:85b4b400 r7:ddde2d80 r6:83018200 r5:85b4b78c r4:85391d00 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r4:8509f580 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:719:6593 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:719 state:D stack:0 pid:6593 tgid:6593 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed10dd84 r8:00000002 r7:60000013 r6:ed10dd8c r5:85b7bc00 r4:85b7bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b7bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed10de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f10d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed101000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b4bb8c r4:85b4b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b4bb8c r4:85391e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b7bc00 r8:85391e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85391e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85391e00 r8:80287e08 r7:ed0e5e60 r6:85391e80 r5:85b7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed10dfb0 to 0xed10dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85387c00 INFO: task kworker/1:719:6593 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:720:6596 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:720 state:D stack:0 pid:6596 tgid:6596 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed0f1d84 r8:00000002 r7:60000013 r6:ed0f1d8c r5:85b7c800 r4:85b7c800 r5:85b7c800 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:ed0f1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85372200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f111000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed115000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b5438c r4:85b54000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5438c r4:85391f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b7c800 r8:85391f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85391f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85391f00 r8:80287e08 r7:ed0e5e60 r6:85391f80 r5:85b7c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed0f1fb0 to 0xed0f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85372000 INFO: task kworker/1:720:6596 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ed11dd84 r8:00000002 r7:60000013 r6:ed11dd8c r5:85b7b000 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) r5:85b5478c r4:85b54400 r10:61c88647 r9:85b7b000 r8:8538202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) 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) r5:85b54b8c r4:85b54800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85b7e000 r8:8538212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:85382100 r8:80287e08 r7:ed11de60 r6:85382180 r5:85b7e000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85372400 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:723:6601 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:723 state:D stack:0 pid:6601 tgid:6601 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdbdd84 r8:00000002 r7:60000113 r6:ecdbdd8c r5:85b26000 r4:85b26000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b26000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdbde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85372940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b26000 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:eb85b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b5538c r4:85b55000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5538c r4:85382200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b26000 r8:8538222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85382200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85382200 r8:80287e08 r7:ed12de60 r6:8538e500 r5:85b26000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdbdfb0 to 0xecdbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853726c0 INFO: task kworker/1:723:6601 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:724:6603 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:724 state:D stack:0 pid:6603 tgid:6603 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed135d84 r8:00000002 r7:60000013 r6:ed135d8c r5:85b26c00 r4:85b26c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b26c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed135e08 r4:00000000 [<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) r5:85b54f8c r4:85b54c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b54f8c r4:85382280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b26c00 r8:853822ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85382280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85382280 r8:80287e08 r7:ecdbde60 r6:8538e580 r5:85b26c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed135fb0 to 0xed135ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853727c0 INFO: task kworker/1:724:6603 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:725:6605 blocked for more than 476 seconds. 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 r5:85b5578c r4:85b55400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5578c r4:85382300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) 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(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:726:6607 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:726 state:D stack:0 pid:6607 tgid:6607 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed141d84 r8:00000002 r7:60000113 r6:ed141d8c r5:85438000 r4:85438000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85438000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed141e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85372bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85438000 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:ebbcb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b55b8c r4:85b55800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b55b8c r4:85382380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85438000 r8:853823ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85382380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85382380 r8:80287e08 r7:ed139e60 r6:8538e680 r5:85438000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed141fb0 to 0xed141ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85372ac0 INFO: task kworker/1:726:6607 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) 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 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ed129d84 r8:00000002 r7:60000113 r6:ed129d8c r5:85b7ec00 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85b5638c r4:85b56000 [<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) r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 task:kworker/1:728 state:D stack:0 pid:6611 tgid:6611 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85b78c00 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b55f8c r4:85b55c00 r10:61c88647 r9:85b78c00 r8:8538252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xed131fb0 to 0xed131ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:729:6613 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:729 state:D stack:0 pid:6613 tgid:6613 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed149d84 r8:00000002 r7:60000013 r6:ed149d8c r5:85b80000 r4:85b80000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b80000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed149e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b80000 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:ebe3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b5678c r4:85b56400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5678c r4:85382600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b80000 r8:8538262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85382600 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85b56b8c r4:85382700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8530b100 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b2e3d000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:731:6617 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:731 state:D stack:0 pid:6617 tgid:6617 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed151d84 r8:00000002 r7:60000113 r6:ed151d8c r5:85b83000 r4:85b83000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b83000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed151e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b83000 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:ec8d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b56f8c r4:85b56c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b56f8c r4:85382800 r10:61c88647 r9:85b83000 r8:8538282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xed151fb0 to 0xed151ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) 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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:732:6618 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:732 state:D stack:0 pid:6618 tgid:6618 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed155d84 r8:00000002 r7:60000013 r6:ed155d8c r5:85b80c00 r4:85b80c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b80c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed155e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b80c00 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: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) r5:85b5778c r4:85b57400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5778c r4:85382900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b80c00 r8:8538292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85382900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85382900 r8:80287e08 r7:ed151e60 r6:85382980 r5:85b80c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed155fb0 to 0xed155ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530b080 INFO: task kworker/1:732:6618 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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 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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:00000000 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed145e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85242840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85438c00 r7:00000000 r6:83018000 r5:00001000 r4:7f117000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed1cd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541738c r4:85417000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541738c r4:8538e700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85438c00 r8:8538e72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8538e700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8538e700 r8:80287e08 r7:ecfede60 r6:8538e780 r5:85438c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed145fb0 to 0xed145ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85242080 INFO: task kworker/0:1000:6625 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 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:ed159d84 r8:00000002 r7:60000013 r6:ed159d8c r5:8543a400 r4:8543a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8543a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed159e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530bbc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8543a400 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:eca73000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b57b8c r4:85b57800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b57b8c r4:85382b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8543a400 r8:85382b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85382b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85382b00 r8:80287e08 r7:ed155e60 r6:8538e800 r5:8543a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed159fb0 to 0xed159ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530b800 INFO: task kworker/1:734:6626 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:735:6627 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:735 state:D stack:0 pid:6627 tgid:6627 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed165d84 r8:00000002 r7:60000013 r6:ed165d8c r5:8543b000 r4:8543b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8543b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530bcc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8543b000 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:ecbcf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b57f8c r4:85b57c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b57f8c r4:85382b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8543b000 r8:85382bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85382b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85382b80 r8:80287e08 r7:ed159e60 r6:8538e880 r5:8543b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed165fb0 to 0xed165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) 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/1:736 state:D stack:0 pid:6630 tgid:6630 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) r5:85b5c38c r4:85b5c000 r4:85382c00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:737:6631 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. r4:8543c800 [<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) r5:85b5c78c r4:85b5c400 r10:61c88647 r9:8543c800 r8:85382cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xed16dfb0 to 0xed16dff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8543d400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 r5:85b5cb8c r4:85b5c800 r10:61c88647 r9:8543d400 r8:85382d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:739:6636 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:739 state:D stack:0 pid:6636 tgid:6636 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed179d84 r8:00000002 r7:60000113 r6:ed179d8c r5:8543ec00 r4:8543ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8543ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed179e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8543ec00 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:eccf1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b5cf8c r4:85b5cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5cf8c r4:85382d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8543ec00 r8:85382dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85382d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85382d80 r8:80287e08 r7:ed171e60 r6:8538ea80 r5:8543ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed179fb0 to 0xed179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85387d80 INFO: task kworker/1:739:6636 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:740:6638 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:740 state:D stack:0 pid:6638 tgid:6638 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed181d84 r8:00000002 r7:60000113 r6:ed181d8c r5:85b24800 r4:85b24800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b24800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed181e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b24800 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:ecdcb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b5d38c r4:85b5d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5d38c r4:85382e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b24800 r8:85382e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85382e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85382e00 r8:80287e08 r7:ed179e60 r6:8538eb00 r5:85b24800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:741:6640 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:741 state:D stack:0 pid:6640 tgid:6640 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed189d84 r8:00000002 r7:60000113 r6:ed189d8c r5:849a0000 r4:849a0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed189e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849a0000 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:ecded000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b5df8c r4:85b5dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5df8c r4:85382e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a0000 r8:85382eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85382e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85382e80 r8:80287e08 r7:ed181e60 r6:8538eb80 r5:849a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed189fb0 to 0xed189ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:849ee100 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ed18dd84 r8:00000002 r7:60000113 r6:ed18dd8c r5:849a0c00 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee300 r5:85b5d78c r4:85b5d400 r7:ddde2d80 r6:83018200 r5:85b5d78c r4:85382f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a0c00 r8:85382f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85382f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85382f00 r8:80287e08 r7:ed189e60 r6:8538ec00 r5:849a0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed18dfb0 to 0xed18dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ee100 INFO: task kworker/1:742:6641 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:743:6643 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:743 state:D stack:0 pid:6643 tgid:6643 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed195d84 r8:00000002 r7:60000113 r6:ed195d8c r5:849a2400 r4:849a2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed195e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849a2400 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:ecde3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85b5db8c r4:85b5d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:849a2400 r8:85382fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:744:6645 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/1:744 state:D stack:0 pid:6645 tgid:6645 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed19dd84 r8:00000002 r7:60000013 r6:ed19dd8c r5:849a3c00 r4:849a3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed19de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eec80 r9:83018205 r8:849a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f11b000 r5:85b5f38c r4:85b5f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85375000 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 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 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:745:6647 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/1:745 state:D stack:0 pid:6647 tgid:6647 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed1a9d84 r8:00000002 r7:60000113 r6:ed1a9d8c r5:849a3000 r4:849a3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1a9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849a3000 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:ed1ab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b5e38c r4:85b5e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5e38c r4:85375080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a3000 r8:853750ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85375080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85375080 r8:80287e08 r7:ed19de60 r6:8538ed80 r5:849a3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed1a9fb0 to 0xed1a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ee5c0 INFO: task kworker/1:745:6647 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) 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(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:746:6649 blocked for more than 477 seconds. r10:8291a684 r9:ed1b9d84 r8:00000002 r7:60000113 r6:ed1b9d8c r5:849a1800 r5:849a1800 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 r5:849ee840 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b5e78c r4:85b5e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5e78c r4:85375100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a1800 r8:8537512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85375100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85375100 r8:80287e08 r7:ed19de60 r6:8538ee00 r5:849a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed1b9fb0 to 0xed1b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ee680 INFO: task kworker/1:746:6649 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 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 r5:85b5eb8c r4:85b5e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:849a4800 r8:853751ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r4:8509f580 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ed1d1d84 r8:00000002 r7:60000113 r6:ed1d1d8c r5:849a6000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85b5ef8c r4:85b5ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85375200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85375200 r8:80287e08 r7:ed19de60 r6:8538ef00 r5:849a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed1d1fb0 to 0xed1d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ee9c0 INFO: task kworker/1:748:6652 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1001:6656 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/0:1001 state:D stack:0 pid:6656 tgid:6656 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed15dd84 r8:00000002 r7:60000113 r6:ed15dd8c r5:849a6c00 r4:849a6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed15de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538dd00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f11d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed1eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541778c r4:85417400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541778c r4:8538ef80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a6c00 r8:8538efac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8538ef80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8538ef80 r8:80287e08 r7:ecfede60 r6:85238000 r5:849a6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed15dfb0 to 0xed15dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852427c0 INFO: task kworker/0:1001:6656 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:749:6657 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/1:749 state:D stack:0 pid:6657 tgid:6657 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed1e1d84 r8:00000002 r7:60000113 r6:ed1e1d8c r5:849a5400 r4:849a5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_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) r5:85b5fb8c r4:85b5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85375280 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:e0581dc0 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac 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 r5:85b5f78c r4:85b5f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85375300 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85b85400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523a4c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85b85400 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:ed25b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85417b8c r4:85417800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85417b8c r4:85238100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b85400 r8:8523812c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85238100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85238100 r8:80287e08 r7:ecfede60 r6:85375400 r5:85b85400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed1f5fb0 to 0xed1f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85242d80 INFO: task kworker/0:1002:6662 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 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:ed175d84 r8:00000002 r7:60000013 r6:ed175d8c r5:85b86c00 r4:85b86c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b86c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed175e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b86c00 r7:00000000 r6:83018200 r5:00001000 r4:7f123000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed201000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b5ff8c r4:85b5fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5ff8c r4:85375480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b86c00 r8:853754ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85375480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85375480 r8:80287e08 r7:ed1e1e60 r6:85375500 r5:85b86c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed175fb0 to 0xed175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:00000000 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:752:6666 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/1:752 state:D stack:0 pid:6666 tgid:6666 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed205d84 r8:00000002 r7:60000113 r6:ed205d8c r5:85b83c00 r4:85b83c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b83c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed205e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b83c00 r7:00000000 r6:83018200 r5:00001000 r4:7f125000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed20f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b6038c r4:85b60000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6038c r4:85375580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b83c00 r8:853755ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85375580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85375580 r8:80287e08 r7:ed175e60 r6:85375600 r5:85b83c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed205fb0 to 0xed205ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85248180 INFO: task kworker/1:752:6666 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 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 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r5:85b84800 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248680 r5:85b60f8c r4:85b60c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85375680 Exception stack(0xed20dfb0 to 0xed20dff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:754:6670 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/1:754 state:D stack:0 pid:6670 tgid:6670 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed219d84 r8:00000002 r7:60000113 r6:ed219d8c r5:85b7d400 r4:85b7d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b7d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed219e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f127000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed215000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b6078c r4:85b60400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6078c r4:85375780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b7d400 r8:853757ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85375780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85375780 r8:80287e08 r7:ed20de60 r6:85375800 r5:85b7d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed219fb0 to 0xed219ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85248640 INFO: task kworker/1:754:6670 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:755:6672 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/1:755 state:D stack:0 pid:6672 tgid:6672 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed22dd84 r8:00000002 r7:60000013 r6:ed22dd8c r5:85b88000 r4:85b88000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b88000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed22de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r4:00000000 r5:85b60b8c r4:85b60800 [<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 Call trace: 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:756:6674 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/1:756 state:D stack:0 pid:6674 tgid:6674 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed221d84 r8:00000002 r7:60000113 r6:ed221d8c r5:85b88c00 r4:85b88c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b88c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed221e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b88c00 r7:00000000 r6:83018200 r5:00001000 r4:7f12d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed237000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b6138c r4:85b61000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6138c r4:85375980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b88c00 r8:853759ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85375980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85375980 r8:80287e08 r7:ed20de60 r6:85375a00 r5:85b88c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed221fb0 to 0xed221ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85248940 INFO: task kworker/1:756:6674 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:757:6676 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/1:757 state:D stack:0 pid:6676 tgid:6676 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed235d84 r8:00000002 r7:60000013 r6:ed235d8c r5:85b8a400 r4:85b8a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b8a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed235e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b8a400 r7:00000000 r6:83018200 r5:00001000 r4:7f131000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed24b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b61b8c r4:85b61800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b61b8c r4:85375a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b8a400 r8:85375aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85375a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85375a80 r8:80287e08 r7:ed221e60 r6:85375b00 r5:85b8a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed235fb0 to 0xed235ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85248740 INFO: task kworker/1:757:6676 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:758 state:D stack:0 pid:6677 tgid:6677 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248b00 r9:83018205 r8:85b8b000 r7:00000000 r6:83018200 r5:00001000 r4:7f12f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed23d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b6178c r4:85b61400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6178c r4:85375b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b8b000 r8:85375bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85375b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85375b80 r8:80287e08 r7:ed235e60 r6:85375c00 r5:85b8b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed249fb0 to 0xed249ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85248c40 INFO: task kworker/1:758:6677 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85375c80 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:760:6682 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/1:760 state:D stack:0 pid:6682 tgid:6682 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed269d84 r8:00000002 r7:60000013 r6:ed269d8c r5:85b8e000 r4:85b8e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b8e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+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) r5:85b6238c r4:85b62000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6238c r4:85375d80 r10:61c88647 r9:85b8e000 r8:85375dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 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) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:ed26dd84 r8:00000002 r7:60000013 r6:ed26dd8c r5:85b89800 r4:00000000 r4:00000000 r5:85b6278c r4:85b62400 r7:ddde2d80 r6:83018200 r5:85b6278c r4:85375e80 r4:85375e80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:85d62f8c r4:85d62c00 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85b8d400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523e400 r7:ddde2d80 r6:83018200 r5:85b62b8c r4:85375f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b8d400 r8:85375fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85375f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85375f80 r8:80287e08 r7:ed26de60 r6:85233000 r5:85b8d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed265fb0 to 0xed265ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8523e2c0 INFO: task kworker/1:762:6687 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:763:6690 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/1:763 state:D stack:0 pid:6690 tgid:6690 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed27dd84 r8:00000002 r7:60000113 r6:ed27dd8c r5:85b8ec00 r4:85b8ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b8ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed27de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523e780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f13f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed28d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b6338c r4:85b63000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6338c r4:85233080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b8ec00 r8:852330ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233080 r8:80287e08 r7:ed265e60 r6:85233100 r5:85b8ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed27dfb0 to 0xed27dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8523e440 INFO: task kworker/1:763:6690 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:84532400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ed287000 r7:ddde2d80 r6:83018200 r5:85b62f8c r4:85233180 r4:85233180 Exception stack(0xed295fb0 to 0xed295ff8) r4:8523e440 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) 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(0xe0581fb0 to 0xe0581ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:765:6692 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/1:765 state:D stack:0 pid:6692 tgid:6692 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed299d84 r8:00000002 r7:60000113 r6:ed299d8c r5:84531800 r4:84531800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84531800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed299e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523eb00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84531800 r7:00000000 r6:83018200 r5:00001000 r4:7f143000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed2a9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b63b8c r4:85b63800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b63b8c r4:85233200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84531800 r8:8523322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233200 r8:80287e08 r7:ed27de60 r6:85238200 r5:84531800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed299fb0 to 0xed299ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8523e440 INFO: task kworker/1:765:6692 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85d62f8c r4:85d62c00 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:84533000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2b5e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85b6378c r4:85233280 r10:00000000 r9:85233280 r8:80287e08 r7:ed299e60 r6:85238280 r5:84533000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r5:84534800 r4:8291a680 r4:00000000 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85b63f8c r4:85b63c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b63f8c r4:85233300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84534800 r8:8523332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233300 r8:80287e08 r7:ed299e60 r6:85238300 r5:84534800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2bdfb0 to 0xed2bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8523e800 INFO: task kworker/1:767:6697 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1003:6699 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/0:1003 state:D stack:0 pid:6699 tgid:6699 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed2cdd84 r8:00000002 r7:60000113 r6:ed2cdd8c r5:84535400 r4:84535400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84535400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2cde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852104c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84535400 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:ecc39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8482eb8c r4:8482e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8482eb8c r4:85238380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84535400 r8:852383ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85238380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85238380 r8:80287e08 r7:ecfede60 r6:85238400 r5:84535400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2cdfb0 to 0xed2cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8523ae00 INFO: task kworker/0:1003:6699 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:768:6702 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/1:768 state:D stack:0 pid:6702 tgid:6702 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed2e5d84 r8:00000002 r7:60000113 r6:ed2e5d8c r5:84533c00 r4:84533c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84533c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523ebc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84533c00 r7:00000000 r6:83018200 r5:00001000 r4:7f147000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed2c5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b6c38c r4:85b6c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6c38c r4:85233380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84533c00 r8:852333ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233380 r8:80287e08 r7:ed2bde60 r6:85238480 r5:84533c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2e5fb0 to 0xed2e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8523ec00 INFO: task kworker/1:768:6702 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 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:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84530000 r4:8291a680 r4:00000000 r9:83018205 r8:84530000 r7:00000000 r6:83018200 r5:00001000 r4:7f149000 r7:ddde2d80 r6:83018200 r5:85b6c78c r4:85233400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84530000 r8:8523342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233400 r8:80287e08 r7:ed2e5e60 r6:85238500 r5:84530000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2e9fb0 to 0xed2e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8523ed40 INFO: task kworker/1:769:6703 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:770 state:D stack:0 pid:6704 tgid:6704 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2ede08 r9:83018205 r8:84530c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 r7:ddde2d80 r6:83018200 r5:85b6df8c r4:85233480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84530c00 r8:852334ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:771:6706 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/1:771 state:D stack:0 pid:6706 tgid:6706 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed2f9d84 r8:00000002 r7:60000113 r6:ed2f9d8c r5:85439800 r4:85439800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85439800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2f9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85439800 r7:00000000 r6:83018200 r5:00001000 r4:7f14b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed2dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b6cb8c r4:85b6c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6cb8c r4:85233500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85439800 r8:8523352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233500 r8:80287e08 r7:ed2ede60 r6:85238600 r5:85439800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2f9fb0 to 0xed2f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ecf41d84 r8:00000002 r7:60000113 r6:ecf41d8c r5:84536000 r5:84536000 r4:8291a680 r4:00000000 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d80 r6:83018200 r5:85b6cf8c r4:85233580 [<80287208>] (process_one_work) 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) r4:8523ee40 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:773 state:D stack:0 pid:6710 tgid:6710 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed109d84 r8:00000002 r7:60000013 r6:ed109d8c r5:85440000 r4:85440000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85440000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed109e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85440000 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:eae3f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b6d38c r4:85b6d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6d38c r4:85233600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85440000 r8:8523362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233600 r8:80287e08 r7:ed2ede60 r6:85238700 r5:85440000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed109fb0 to 0xed109ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85223080 INFO: task kworker/1:773:6710 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ed2fdd84 r8:00000002 r7:60000113 r6:ed2fdd8c r5:85440c00 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223180 r7:ddde2d80 r6:83018200 r5:85b6d78c r4:85233680 [<80287208>] (process_one_work) from [<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 r9:85233680 r8:80287e08 r7:ed2ede60 r6:85238780 r5:85440c00 r4:852232c0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:775:6713 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/1:775 state:D stack:0 pid:6713 tgid:6713 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed305d84 r8:00000002 r7:60000113 r6:ed305d8c r5:85442400 r4:85442400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85442400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed305e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85442400 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: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) r7:ddde2d80 r6:83018200 r5:85b6db8c r4:85233700 [<80287208>] (process_one_work) 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) r4:85223140 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 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) r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b6e78c r4:85b6e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6e78c r4:85233780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85444800 r8:852337ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233780 r8:80287e08 r7:ed2ede60 r6:85238880 r5:85444800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed311fb0 to 0xed311ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85223300 INFO: task kworker/1:776:6716 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:777:6719 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ed31dd84 r8:00000002 r7:60000113 r6:ed31dd8c r5:85443c00 r4:00000000 r4:00000000 r5:00001000 r4:ebcfb000 r7:ddde2d80 r6:83018200 r5:85b6e38c r4:85233800 [<80287208>] (process_one_work) from [<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 r9:85233800 r8:80287e08 r7:ed311e60 r6:85238900 r5:85443c00 r4:85223500 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 task:kworker/1:778 state:D stack:0 pid:6720 tgid:6720 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed321e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec927000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b6ef8c r4:85b6ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6ef8c r4:85233880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85445400 r8:852338ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233880 r8:80287e08 r7:ed311e60 r6:85238980 r5:85445400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed321fb0 to 0xed321ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85223500 INFO: task kworker/1:778:6720 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Not tainted 6.15.0-rc7-syzkaller #0 [<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) [<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) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 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 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:85441800 [<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 r5:85223a00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85441800 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:ec985000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b6f38c r4:85b6f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6f38c r4:85233980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85441800 r8:852339ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233980 r8:80287e08 r7:ed321e60 r6:85238a80 r5:85441800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed32dfb0 to 0xed32dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85223780 INFO: task kworker/1:780:6723 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:781 state:D stack:0 pid:6725 tgid:6725 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 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85b6f78c r4:85233a00 r10:00000000 r9:85233a00 r8:80287e08 r7:ed32de60 r6:85238b00 r5:85443000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:782 state:D stack:0 pid:6727 tgid:6727 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed339e08 r5:00001000 r4:ecb4b000 r7:ddde2d80 r6:83018200 r5:85b7038c r4:85233a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85446c00 r8:85233aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233a80 r8:80287e08 r7:ed335e60 r6:85238b80 r5:85446c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed339fb0 to 0xed339ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85223a40 INFO: task kworker/1:782:6727 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:783:6729 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/1:783 state:D stack:0 pid:6729 tgid:6729 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed33dd84 r8:00000002 r7:60000113 r6:ed33dd8c r5:84536c00 r4:84536c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84536c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed33de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84536c00 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:ecaf7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b6fb8c r4:85b6f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6fb8c r4:85233b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84536c00 r8:85233b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233b00 r8:80287e08 r7:ed339e60 r6:85238c00 r5:84536c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed33dfb0 to 0xed33dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85223b00 INFO: task kworker/1:783:6729 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:784:6732 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/1:784 state:D stack:0 pid:6732 tgid:6732 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed341d84 r8:00000002 r7:60000013 r6:ed341d8c r5:8543e000 r4:8543e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8543e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed341e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8543e000 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:ecb25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b6ff8c r4:85b6fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b6ff8c r4:85233b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8543e000 r8:85233bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233b80 r8:80287e08 r7:ed339e60 r6:85238c80 r5:8543e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed341fb0 to 0xed341ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85223e00 INFO: task kworker/1:784:6732 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac 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 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:785:6733 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/1:785 state:D stack:0 pid:6733 tgid:6733 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed345d84 r8:00000002 r7:60000113 r6:ed345d8c r5:85bb0000 r4:85bb0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bb0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed345e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523c840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85bb0000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85b71f8c r4:85233c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bb0000 r8:85233c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233c00 r8:80287e08 r7:ed339e60 r6:85238d00 r5:85bb0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed345fb0 to 0xed345ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8523ad40 INFO: task kworker/1:785:6733 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) 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/1:786 state:D stack:0 pid:6737 tgid:6737 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed291e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523ee40 r5:00001000 r4:ecb91000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b7078c r4:85b70400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b7078c r4:85233c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bb0c00 r8:85233cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233c80 r8:80287e08 r7:ed345e60 r6:85238d80 r5:85bb0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed291fb0 to 0xed291ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8523a200 INFO: task kworker/1:786:6737 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0581fb0 to 0xe0581ff8) 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 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85233d00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r5:85b70f8c r4:85233d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bb2400 r8:85233dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233d80 r8:80287e08 r7:ed345e60 r6:85238e80 r5:85bb2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed34dfb0 to 0xed34dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85212100 INFO: task kworker/1:788:6740 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:789:6741 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/1:789 state:D stack:0 pid:6741 tgid:6741 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed351d84 r8:00000002 r7:60000113 r6:ed351d8c r5:85bb3000 r4:85bb3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bb3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed351e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85bb3000 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:ece6d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b7138c r4:85b71000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b7138c r4:85233e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bb3000 r8:85233e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85233e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85233e00 r8:80287e08 r7:ed345e60 r6:85238f00 r5:85bb3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed351fb0 to 0xed351ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85212340 INFO: task kworker/1:789:6741 is blocked on a mutex likely owned by task kworker/0:221:3758. Workqueue: events bpf_prog_free_deferred 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:1004 state:D stack:0 pid:6744 tgid:6744 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed331e08 r9:83018005 r8:85bb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 r7:dddced80 r6:83018000 r5:85b00b8c r4:85238f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1005:6746 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/0:1005 state:D stack:0 pid:6746 tgid:6746 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed355d84 r8:00000002 r7:60000113 r6:ed355d8c r5:85bb4800 r4:85bb4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bb4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed355e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523a100 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85bb4800 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:eccc5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b0038c r4:85b00000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85b0038c r4:851bb080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bb4800 r8:851bb0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bb080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bb080 r8:80287e08 r7:ed331e60 r6:851bb100 r5:85bb4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed355fb0 to 0xed355ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852102c0 INFO: task kworker/0:1005:6746 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1006:6748 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/0:1006 state:D stack:0 pid:6748 tgid:6748 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed35dd84 r8:00000002 r7:60000113 r6:ed35dd8c r5:85b90c00 r4:85b90c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b90c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed35de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c8000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85b90c00 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:ecce7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b0078c r4:85b00400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85b0078c r4:851bb180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b90c00 r8:851bb1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bb180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bb180 r8:80287e08 r7:ed331e60 r6:85233e80 r5:85b90c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed35dfb0 to 0xed35dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852102c0 INFO: task kworker/0:1006:6748 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:1007 state:D stack:0 pid:6750 tgid:6750 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ecdff000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85b0138c r4:851bb200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b92400 r8:851bb22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bb200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bb200 r8:80287e08 r7:ed331e60 r6:85233f00 r5:85b92400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed369fb0 to 0xed369ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c8100 INFO: task kworker/0:1007:6750 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85bb5400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ecd81000 r7:dddced80 r6:83018000 r5:85b00f8c r4:851bb280 [<80287208>] (process_one_work) 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/0:221 state:R running task stack:0 pid:3758 tgid:3758 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) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:1009 state:D stack:0 pid:6754 tgid:6754 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed365e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:85b0178c r4:851bb380 r4:851bb380 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1010:6756 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/0:1010 state:D stack:0 pid:6756 tgid:6756 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed36dd84 r8:00000002 r7:60000113 r6:ed36dd8c r5:85bb6c00 r4:85bb6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bb6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed36de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c89c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85bb6c00 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:ece8d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b01f8c r4:85b01c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85b01f8c r4:851bb480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bb6c00 r8:851bb4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bb480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bb480 r8:80287e08 r7:ed365e60 r6:851bb500 r5:85bb6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed36dfb0 to 0xed36dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c84c0 INFO: task kworker/0:1010:6756 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1011:6758 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/0:1011 state:D stack:0 pid:6758 tgid:6758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed241d84 r8:00000002 r7:60000113 r6:ed241d8c r5:85bb8000 r4:85bb8000 [<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:ed241e08 r9:83018005 r8:85bb8000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85b01b8c r4:851bb580 r4:851bb580 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r5:80070013 r4:80239bb0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ed379d84 r8:00000002 r7:60000113 r6:ed379d8c r5:85b90000 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) Exception stack(0xed379fb0 to 0xed379ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) 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/1:791 state:D stack:0 pid:6763 tgid:6763 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:ed375e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523c740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b93000 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:eced3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b71b8c r4:85b71800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b71b8c r4:8521d080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b93000 r8:8521d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8521d080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521d080 r8:80287e08 r7:ed345e60 r6:8521d100 r5:85b93000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed375fb0 to 0xed375ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85212c40 INFO: task kworker/1:791:6763 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3609000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1012:6764 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/0:1012 state:D stack:0 pid:6764 tgid:6764 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed37dd84 r8:00000002 r7:60000113 r6:ed37dd8c r5:85bb8c00 r4:85bb8c00 [<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:ed37de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<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 r8:85bb8c00 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:ece9b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b0238c r4:85b02000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85b0238c r4:851bb680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bb8c00 r8:851bb6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bb680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bb680 r8:80287e08 r7:ed36de60 r6:851bb700 r5:85bb8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed37dfb0 to 0xed37dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c8980 INFO: task kworker/0:1012:6764 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:851bb780 r8:80287e08 r7:ed37de60 r6:851bb800 r5:85bba400 r4:851c8ac0 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed385d84 r8:00000002 r7:60000113 r6:ed385d8c r5:85bbb000 r4:85bbb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bbb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed385e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84333100 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85bbb000 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:eb6a1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b02f8c r4:85b02c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85b02f8c r4:851bb880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bbb000 r8:851bb8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bb880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bb880 r8:80287e08 r7:ed381e60 r6:851bb900 r5:85bbb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed385fb0 to 0xed385ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c8bc0 INFO: task kworker/0:1014:6768 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:1015 state:D stack:0 pid:6769 tgid:6769 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed38de08 r5:00001000 r4:dfb1f000 r5:85b02b8c r4:85b02800 r7:dddced80 r6:83018000 r5:85b02b8c r4:851bb980 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__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:ed389e08 r9:83018005 r8:85bbc800 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:ebe01000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b03b8c r4:85b03800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85b03b8c r4:851bba80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bbc800 r8:851bbaac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bba80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bba80 r8:80287e08 r7:dfb59e60 r6:851bbb00 r5:85bbc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed389fb0 to 0xed389ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8521c280 INFO: task kworker/0:1016:6774 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1017:6775 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. [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521c140 r5:85b0378c r4:85b03400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85bbd400 r8:851bbbac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85bbe000 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8482ef8c r4:8482ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8482ef8c r4:851bbc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bbe000 r8:851bbcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bbc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bbc80 r8:80287e08 r7:ed389e60 r6:851bbd00 r5:85bbe000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed1bdfb0 to 0xed1bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8521c340 INFO: task kworker/0:1018:6778 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1019:6780 blocked for more than 477 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) r9:83018005 r8:85bbec00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 r5:85b03f8c r4:85b03c00 r10:61c88647 r9:85bbec00 r8:851bbdac r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:00000000 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac 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) r9:83018005 r8:85bb9800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 r5:85bec38c r4:85bec000 r7:dddced80 r6:83018000 r5:85bec38c r4:851bbe80 r10:00000000 r9:851bbe80 r8:80287e08 r7:ed1bde60 r6:851bbf00 r5:85bb9800 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1021:6784 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/0:1021 state:D stack:0 pid:6784 tgid:6784 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed391d84 r8:00000002 r7:60000113 r6:ed391d8c r5:85b93c00 r4:85b93c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b93c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed391e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521c940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85b93c00 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:eca17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bec78c r4:85bec400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bec78c r4:851bbf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b93c00 r8:851bbfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bbf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bbf80 r8:80287e08 r7:ed2ade60 r6:8521d180 r5:85b93c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed391fb0 to 0xed391ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8521c700 INFO: task kworker/0:1021:6784 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:1023 state:D stack:0 pid:6787 tgid:6787 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed39de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521cac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85b94800 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:eca65000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85becb8c r4:85bec800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85becb8c r4:8522b080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b94800 r8:8522b0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8522b080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8522b080 r8:80287e08 r7:ed399e60 r6:8521d280 r5:85b94800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed39dfb0 to 0xed39dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8521c900 INFO: task kworker/0:1023:6787 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_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 r5:85d62f8c r4:85d62c00 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/0:1024:6789 blocked for more than 477 seconds. r10:8291a684 r9:ed2c9d84 r8:00000002 r7:60000113 r6:ed2c9d8c r5:85458000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ecbdd000 r5:85becf8c r4:85becc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85458000 r8:8522b12c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8545b000 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523c280 r5:85b7278c r4:85b72400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8521d300 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:793:6800 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/1:793 state:D stack:0 pid:6800 tgid:6800 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed3b1d84 r8:00000002 r7:60000113 r6:ed3b1d8c r5:85b96c00 r4:85b96c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b96c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3b1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523c5c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b96c00 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:ecfad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b7238c r4:85b72000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b7238c r4:8521d400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b96c00 r8:8521d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8521d400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521d400 r8:80287e08 r7:ed3b9e60 r6:8521d480 r5:85b96c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed3b1fb0 to 0xed3b1ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) 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 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:794:6815 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/1:794 state:D stack:0 pid:6815 tgid:6815 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed281d84 r8:00000002 r7:60000013 r6:ed281d8c r5:85b91800 r4:85b91800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b91800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed281e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a1600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b91800 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:ebd67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b7338c r4:85b73000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b7338c r4:8521d500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b91800 r8:8521d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8521d500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521d500 r8:80287e08 r7:ed3b9e60 r6:8521d580 r5:85b91800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed281fb0 to 0xed281ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8523cf40 INFO: task kworker/1:794:6815 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:85b95400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3b5e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85b72b8c r4:85b72800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85b95400 r8:8521d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:796:6818 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/1:796 state:D stack:0 pid:6818 tgid:6818 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed3e1d84 r8:00000002 r7:60000113 r6:ed3e1d8c r5:85b8bc00 r4:85b8bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b8bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a1580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b8bc00 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: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) r5:85b72f8c r4:85b72c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b72f8c r4:8521d700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b8bc00 r8:8521d72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8521d700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85b9a400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed315e08 r9:83018205 r8:85b9a400 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:ec787000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b7378c r4:85b73400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b7378c r4:8521d800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b9a400 r8:8521d82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8521d800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521d800 r8:80287e08 r7:ed281e60 r6:8521d880 r5:85b9a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed315fb0 to 0xed315ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853a16c0 INFO: task kworker/1:797:6826 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85b9b000 [<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) r10:00000000 r9:8521d900 r8:80287e08 r7:ed315e60 r6:8521d980 r5:85b9b000 INFO: task kworker/1:798:6828 is blocked on a mutex likely owned by task kworker/0:221:3758. Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85b99800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3f5e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85b73f8c r4:85b73c00 r10:61c88647 r9:85b99800 r8:8521da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:800:6833 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/1:800 state:D stack:0 pid:6833 tgid:6833 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed3f9d84 r8:00000002 r7:60000013 r6:ed3f9d8c r5:85b9c800 r4:85b9c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b9c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3f9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a1e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b9c800 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:ecb49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7838c r4:84b78000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b7838c r4:8521db00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b9c800 r8:8521db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8521db00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521db00 r8:80287e08 r7:ed3f5e60 r6:8521db80 r5:85b9c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed3f9fb0 to 0xed3f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853a1cc0 INFO: task kworker/1:800:6833 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 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:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85b9bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3fde08 r9:83018205 r8:85b9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 r5:85c2878c r4:85c28400 r10:61c88647 r9:85b9bc00 r8:8521dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:85b98c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b98c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed405e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853db040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b98c00 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:ecba9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c2838c r4:85c28000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c2838c r4:8521dd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b98c00 r8:8521dd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8521dd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521dd00 r8:80287e08 r7:ed3fde60 r6:8521dd80 r5:85b98c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed405fb0 to 0xed405ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853db0c0 INFO: task kworker/1:802:6838 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:803:6840 blocked for more than 477 seconds. task:kworker/1:803 state:D stack:0 pid:6840 tgid:6840 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dbb40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b9ec00 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:ece65000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c2938c r4:85c29000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c2938c r4:8521de00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b9ec00 r8:8521de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8521de00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521de00 r8:80287e08 r7:ed3fde60 r6:8521de80 r5:85b9ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed409fb0 to 0xed409ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853db180 INFO: task kworker/1:803:6840 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 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 r5:85c28b8c r4:85c28800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/1:805:6846 blocked for more than 478 seconds. r4:854f0000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:854f0000 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:ecd89000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c28f8c r4:85c28c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c28f8c r4:8540f000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854f0000 r8:8540f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8540f000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540f000 r8:80287e08 r7:ed409e60 r6:8540f080 r5:854f0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed419fb0 to 0xed419ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853db880 INFO: task kworker/1:805:6846 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:854f0c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed421e08 r9:83018205 r8:854f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 r5:85c2978c r4:85c29400 r7:ddde2d80 r6:83018200 r5:85c2978c r4:8540f100 r10:00000000 r9:8540f100 r8:80287e08 r7:ed409e60 r6:8540f180 r5:854f0c00 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) 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/1:807 state:D stack:0 pid:6850 tgid:6850 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:854f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 r5:85c29b8c r4:85c29800 [<80287208>] (process_one_work) 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 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:e0581dc0 r5:00001000 r4:eecd1000 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:808:6853 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:808 state:D stack:0 pid:6853 tgid:6853 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed429d84 r8:00000002 r7:60000113 r6:ed429d8c r5:854f1800 r4:854f1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854f1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed429e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542a040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854f1800 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:ece95000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c29f8c r4:85c29c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c29f8c r4:8540f300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854f1800 r8:8540f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8540f300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540f300 r8:80287e08 r7:ed425e60 r6:8522b380 r5:854f1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed429fb0 to 0xed429ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853dbe80 INFO: task kworker/1:808:6853 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 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 r5:85c2a38c r4:85c2a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8540f380 dfa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:810:6858 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:810 state:D stack:0 pid:6858 tgid:6858 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed435d84 r8:00000002 r7:60000113 r6:ed435d8c r5:8545ec00 r4:8545ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8545ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed435e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542a300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8545ec00 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:ecf65000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c2a78c r4:85c2a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c2a78c r4:8540f400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8545ec00 r8:8540f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:8540f400 r8:80287e08 r7:ed42de60 r6:8522b480 r5:8545ec00 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) from [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:811:6859 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:811 state:D stack:0 pid:6859 tgid:6859 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed439d84 r8:00000002 r7:60000013 r6:ed439d8c r5:8545a400 r4:8545a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8545a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed439e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542a5c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8545a400 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:ed009000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c2af8c r4:85c2ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8545a400 r8:8540f4ac 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(0xed439fb0 to 0xed439ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8542a2c0 INFO: task kworker/1:811:6859 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<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) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:812 state:D stack:0 pid:6861 tgid:6861 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed441e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85c2ab8c r4:85c2a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8545c800 r8:8540f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed441fb0 to 0xed441ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8542a580 INFO: task kworker/1:812:6861 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:813:6863 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:813 state:D stack:0 pid:6863 tgid:6863 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed449d84 r8:00000002 r7:60000113 r6:ed449d8c r5:8545e000 r4:8545e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8545e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_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:ed449e08 r9:83018205 r8:8545e000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 r5:85c2b38c r4:85c2b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8540f580 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) [<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(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85bd0c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed455e08 r9:83018205 r8:85bd0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<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 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:815:6867 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:815 state:D stack:0 pid:6867 tgid:6867 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r5:85bd1800 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85c3038c r4:85c30000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85bd1800 r8:8540f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac 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 r8:85bd2400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 r5:85c2bf8c r4:85c2bc00 r10:61c88647 r9:85bd2400 r8:8540f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a1040 r5:85c30f8c r4:85c30c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c30f8c r4:8540f780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bd3000 r8:8540f7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8540f780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540f780 r8:80287e08 r7:ed459e60 r6:8522b800 r5:85bd3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed465fb0 to 0xed465ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8542aa40 INFO: task kworker/1:817:6871 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:818:6873 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:818 state:D stack:0 pid:6873 tgid:6873 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed46dd84 r8:00000002 r7:60000113 r6:ed46dd8c r5:85bd0000 r4:85bd0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bd0000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed46de08 r4:00000000 r5:85c3078c r4:85c30400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85bd0000 r8:8540f8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85bd5400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed475e08 r5:00001000 r4:ed06f000 r5:85c30b8c r4:85c30800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c30b8c r4:8540f800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bd5400 r8:8540f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8540f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540f800 r8:80287e08 r7:ed465e60 r6:8522b900 r5:85bd5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed475fb0 to 0xed475ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8542ac40 INFO: task kworker/1:819:6875 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:820:6877 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:820 state:D stack:0 pid:6877 tgid:6877 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed47dd84 r8:00000002 r7:60000113 r6:ed47dd8c r5:85bd4800 r4:85bd4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bd4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed47de08 r4:00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85c3138c r4:85c31000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c3138c r4:8540f900 r4:8540f900 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:821 state:D stack:0 pid:6879 tgid:6879 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed485d84 r8:00000002 r7:60000113 r6:ed485d8c r5:85bd6c00 r4:85bd6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bd6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed485e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537f8c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85bd6c00 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:ed1ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c3278c r4:85c32400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c3278c r4:8540f980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bd6c00 r8:8540f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8540f980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540f980 r8:80287e08 r7:ed47de60 r6:8522ba00 r5:85bd6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed485fb0 to 0xed485ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853a6000 INFO: task kworker/1:821:6879 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:822:6881 blocked for more than 478 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 r8:85bd6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 r5:85c3178c r4:85c31400 r10:61c88647 r9:85bd6000 r8:8540fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8542a880 INFO: task kworker/1:822:6881 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) 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) r9:83018205 r8:85459800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 r5:85c31b8c r4:85c31800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85459800 r8:8540faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8537f000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:824:6890 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:824 state:D stack:0 pid:6890 tgid:6890 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed41dd84 r8:00000002 r7:60000113 r6:ed41dd8c r5:8545bc00 r4:8545bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8545bc00 r4:8291a680 [<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) r5:85c31f8c r4:85c31c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8545bc00 r8:8540fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84b48c00 [<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) r5:85c3238c r4:85c32000 r10:61c88647 r9:84b48c00 r8:8540fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:8509f580 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) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537fe00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b48000 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c3378c r4:85c33400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c3378c r4:8540fc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b48000 r8:8540fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8540fc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540fc00 r8:80287e08 r7:ed485e60 r6:8522bc80 r5:84b48000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed4b9fb0 to 0xed4b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8537f900 INFO: task kworker/1:826:6898 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:827:6899 blocked for more than 478 seconds. 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:ed1b5000 r5:85c32b8c r4:85c32800 r7:ddde2d80 r6:83018200 r5:85c32b8c r4:8540fc80 r10:00000000 r9:8540fc80 r8:80287e08 r7:ed4b9e60 r6:8522bd00 r5:84b4a400 r4:8537fbc0 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 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) r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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 r5:85c32f8c r4:8540fd00 r10:00000000 r9:8540fd00 r8:80287e08 r7:ed4b9e60 r6:8522bd80 r5:84b49800 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8537f900 INFO: task kworker/1:828:6901 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:829:6903 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:829 state:D stack:0 pid:6903 tgid:6903 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed4cdd84 r8:00000002 r7:60000113 r6:ed4cdd8c r5:84b4b000 r4:84b4b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b4b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4cde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537fcc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b4b000 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:ed1d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c3338c r4:85c33000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c3338c r4:8540fd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b4b000 r8:8540fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8540fd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540fd80 r8:80287e08 r7:ed4b9e60 r6:8522be00 r5:84b4b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed4cdfb0 to 0xed4cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<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(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:830:6905 blocked for more than 478 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:ed4d1d84 r8:00000002 r7:60000113 r6:ed4d1d8c r5:84b4bc00 r4:84b4bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b4bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4d1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537f240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b4bc00 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:ebe21000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c3438c r4:85c34000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c3438c r4:8540fe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b4bc00 r8:8540fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8540fe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540fe00 r8:80287e08 r7:ed4b9e60 r6:8522be80 r5:84b4bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed4d1fb0 to 0xed4d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8537fd00 INFO: task kworker/1:830:6905 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r5:00001000 r4:eecd1000 r4:8509f580 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) r9:83018205 r8:84b4c800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 r5:85c33b8c r4:85c33800 r10:61c88647 r9:84b4c800 r8:8540feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:832 state:D stack:0 pid:6909 tgid:6909 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4e1e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85c33f8c r4:8540ff00 r10:00000000 r9:8540ff00 r8:80287e08 r7:ed4d1e60 r6:8522bf80 r5:84b4ec00 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:833:6911 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:833 state:D stack:0 pid:6911 tgid:6911 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed4e9d84 r8:00000002 r7:60000113 r6:ed4e9d8c r5:84b4e000 r4:84b4e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b4e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4e9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fa280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b4e000 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:ecbe5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c3538c r4:85c35000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c3538c r4:8540ff80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b4e000 r8:8540ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8540ff80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8540ff80 r8:80287e08 r7:ed4d1e60 r6:8522b300 r5:84b4e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed4e9fb0 to 0xed4e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8537f180 INFO: task kworker/1:833:6911 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8509db40 task:kworker/1:834 state:D stack:0 pid:6913 tgid:6913 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4f1e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85c3478c r4:85c34400 [<80287208>] (process_one_work) 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(0xed4f1fb0 to 0xed4f1ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 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) r5:85d62f8c r4:85d62c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:835 state:D stack:0 pid:6915 tgid:6915 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed4f9d84 r8:00000002 r7:60000113 r6:ed4f9d8c r5:85c60c00 r4:85c60c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c60c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4f9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fa040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85c60c00 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:ec9cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c34b8c r4:85c34800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c34b8c r4:8532c080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c60c00 r8:8532c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532c080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532c080 r8:80287e08 r7:ed4e9e60 r6:8523f080 r5:85c60c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed4f9fb0 to 0xed4f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852fa080 INFO: task kworker/1:835:6915 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:836:6917 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:836 state:D stack:0 pid:6917 tgid:6917 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed501d84 r8:00000002 r7:60000013 r6:ed501d8c r5:85c62400 r4:85c62400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c62400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed501e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fa1c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85c62400 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:eca63000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c34f8c r4:85c34c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c34f8c r4:8532c100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c62400 r8:8532c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532c100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532c100 r8:80287e08 r7:ed4e9e60 r6:8523f100 r5:85c62400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed501fb0 to 0xed501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852fa080 INFO: task kworker/1:836:6917 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Call trace: r5:85c61800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed509e08 r9:83018205 r8:85c61800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 r5:85c3678c r4:85c36400 r7:ddde2d80 r6:83018200 r5:85c3678c r4:8532c180 r4:00000001 9fe0: 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:eecd1000 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fa480 r5:85c3578c r4:85c35400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85c60000 r8:8532c22c 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 r4:852fa400 INFO: task kworker/1:838:6921 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:839:6924 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:839 state:D stack:0 pid:6924 tgid:6924 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed51dd84 r8:00000002 r7:60000013 r6:ed51dd8c r5:85c63000 r4:85c63000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c63000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed51de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fa580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85c63000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecdcd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c35b8c r4:85c35800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c35b8c r4:8532c280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c63000 r8:8532c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532c280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532c280 r8:80287e08 r7:ed509e60 r6:8523f280 r5:85c63000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed51dfb0 to 0xed51dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852fa440 INFO: task kworker/1:839:6924 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:840:6925 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. r4:854f4800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4ade08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85c35f8c r4:85c35c00 [<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 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ed521d84 r8:00000002 r7:60000113 r6:ed521d8c r5:854f5400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed521e08 r9:83018205 r8:854f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 r5:85c3638c r4:85c36000 r7:ddde2d80 r6:83018200 r5:85c3638c r4:8532c400 r4:8532c400 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804e7788>] (_vm_unmap_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 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:842:6931 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:842 state:D stack:0 pid:6931 tgid:6931 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed525d84 r8:00000002 r7:60000113 r6:ed525d8c r5:854f6000 r4:854f6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854f6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed525e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85211000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854f6000 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:ecf67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c37b8c r4:85c37800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c37b8c r4:8532c500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854f6000 r8:8532c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532c500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532c500 r8:80287e08 r7:ed509e60 r6:8532c580 r5:854f6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed525fb0 to 0xed525ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852fa940 INFO: task kworker/1:842:6931 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:843:6932 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:843 state:D stack:0 pid:6932 tgid:6932 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed529d84 r8:00000002 r7:60000113 r6:ed529d8c r5:854f6c00 r4:854f6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854f6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed529e08 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85c36b8c r4:85c36800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c36b8c r4:8532c600 r10:61c88647 r9:854f6c00 r8:8532c62c 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) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:844:6934 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:844 state:D stack:0 pid:6934 tgid:6934 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed52dd84 r8:00000002 r7:60000013 r6:ed52dd8c r5:854f3c00 r4:854f3c00 [<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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fac80 r5:85c36f8c r4:85c36c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:854f3c00 r8:8532c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ed531d84 r8:00000002 r7:60000013 r6:ed531d8c r5:85b9e000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85c3738c r4:85c37000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8532c800 1fa0: 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) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:846 state:D stack:0 pid:6938 tgid:6938 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed4a5d84 r8:00000002 r7:60000013 r6:ed4a5d8c r5:85b9d400 r4:85b9d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b9d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4a5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853842c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b9d400 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:ecf4f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c3778c r4:85c37400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c3778c r4:8532c900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b9d400 r8:8532c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532c900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532c900 r8:80287e08 r7:ed525e60 r6:8532c980 r5:85b9d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed4a5fb0 to 0xed4a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852fad80 INFO: task kworker/1:846:6938 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:847:6940 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:847 state:D stack:0 pid:6940 tgid:6940 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed535d84 r8:00000002 r7:60000013 r6:ed535d8c r5:85ba0000 r4:85ba0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ba0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed535e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85211200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ba0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf7b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c37f8c r4:85c37c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c37f8c r4:8532ca00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ba0000 r8:8532ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532ca00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532ca00 r8:80287e08 r7:ed525e60 r6:8532ca80 r5:85ba0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed535fb0 to 0xed535ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85211100 INFO: task kworker/1:847:6940 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 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:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:848 state:D stack:0 pid:6941 tgid:6941 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85211640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ba0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfbd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c38b8c r4:85c38800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c38b8c r4:8532cb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ba0c00 r8:8532cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532cb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532cb00 r8:80287e08 r7:ed535e60 r6:8532cb80 r5:85ba0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed539fb0 to 0xed539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852111c0 INFO: task kworker/1:848:6941 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85d62f8c r4:85d62c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:849:6942 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:849 state:D stack:0 pid:6942 tgid:6942 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed541d84 r8:00000002 r7:60000013 r6:ed541d8c r5:85c65400 r4:85c65400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c65400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed541e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85211480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85c65400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf95000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c3838c r4:85c38000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c3838c r4:8532cc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c65400 r8:8532cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532cc00 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<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 task:kworker/1:850 state:D stack:0 pid:6946 tgid:6946 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed549e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85c3878c r4:85c38400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85c66c00 r8:8532ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852117c0 r5:85c38f8c r4:85c38c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85c66000 r8:8532cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532cd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532cd00 r8:80287e08 r7:ed539e60 r6:8523f400 r5:85c66000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed551fb0 to 0xed551ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85211680 INFO: task kworker/1:851:6948 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:852:6950 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:852 state:D stack:0 pid:6950 tgid:6950 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed559d84 r8:00000002 r7:60000113 r6:ed559d8c r5:85c64800 r4:85c64800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c64800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed559e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85211e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85c64800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed207000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c3a38c r4:85c3a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c3a38c r4:8532cd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c64800 r8:8532cdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532cd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532cd80 r8:80287e08 r7:ed551e60 r6:8523f480 r5:85c64800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed559fb0 to 0xed559ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85211740 INFO: task kworker/1:852:6950 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b3b11000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:853:6951 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:853 state:D stack:0 pid:6951 tgid:6951 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed55dd84 r8:00000002 r7:60000113 r6:ed55dd8c r5:854f2400 r4:854f2400 [<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:ed55de08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c3938c r4:85c39000 r7:ddde2d80 r6:83018200 r5:85c3938c r4:8532ce00 r10:00000000 r9:8532ce00 r8:80287e08 r7:ed559e60 r6:8523f500 r5:854f2400 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r5:00001000 r4:eecd1000 [<80287208>] (process_one_work) 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 r10:8291a684 r9:ed565d84 r8:00000002 r7:60000113 r6:ed565d8c r5:85c63c00 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85c3978c r4:85c39400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8532ce80 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<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:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:855:6955 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:855 state:D stack:0 pid:6955 tgid:6955 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed56dd84 r8:00000002 r7:60000113 r6:ed56dd8c r5:854f8c00 r4:854f8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854f8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed56de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85211b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed1ed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c39b8c r4:85c39800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c39b8c r4:8532cf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854f8c00 r8:8532cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532cf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532cf00 r8:80287e08 r7:ed559e60 r6:8523f600 r5:854f8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed56dfb0 to 0xed56dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85211a00 INFO: task kworker/1:855:6955 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 Exception stack(0xe0581fb0 to 0xe0581ff8) "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 r5:85c39f8c r4:85c39c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:854f8000 r8:8532cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85211bc0 INFO: task kworker/1:856:6957 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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 Workqueue: events bpf_prog_free_deferred r4:854f9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854f9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed581e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed213000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c3a78c r4:85c3a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c3a78c r4:851b3000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851b302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b3000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b3000 r8:80287e08 r7:ed559e60 r6:8523f700 r5:854f9800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:854fa400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed589e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85c3ab8c r4:85c3a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c3ab8c r4:851b3080 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851b30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:851b3080 r8:80287e08 r7:ed581e60 r6:8523f780 r5:854fa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed589fb0 to 0xed589ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b4000 INFO: task kworker/1:858:6962 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:859:6964 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:859 state:D stack:0 pid:6964 tgid:6964 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed591d84 r8:00000002 r7:60000113 r6:ed591d8c r5:854fb000 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:ed591e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed231000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c3af8c r4:85c3ac00 [<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 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:860:6966 blocked for more than 478 seconds. r4:85ba1800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 r5:85c3bb8c r4:85c3b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85ba1800 r8:851b31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b42c0 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:861:6968 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:861 state:D stack:0 pid:6968 tgid:6968 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed545d84 r8:00000002 r7:60000113 r6:ed545d8c r5:85ba3000 r4:85ba3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ba3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed545e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ba3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed243000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c3b38c r4:85c3b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c3b38c r4:851b3280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ba3000 r8:851b32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b3280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b3280 r8:80287e08 r7:ed53de60 r6:851b3300 r5:85ba3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed545fb0 to 0xed545ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:851b42c0 Workqueue: events bpf_prog_free_deferred r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<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) r5:00001000 r4:ed24f000 r5:85c3b78c r4:85c3b400 r7:ddde2d80 r6:83018200 r5:85c3b78c r4:851b3380 r4:851b3380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b3380 r8:80287e08 r7:ed53de60 r6:851b3400 r5:85ba4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed599fb0 to 0xed599ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b45c0 INFO: task kworker/1:862:6970 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85ba6000 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) r5:85c3bf8c r4:85c3bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85ba6000 r8:851b34ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 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:e0581dc0 r5:e0581e08 [<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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ed3e5d84 r8:00000002 r7:60000113 r6:ed3e5d8c r5:85ba3c00 r4:00000000 r9:83018205 r8:85ba3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 r5:85c40b8c r4:85c40800 [<80287208>] (process_one_work) 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(0xed3e5fb0 to 0xed3e5ff8) task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:865:6981 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:865 state:D stack:0 pid:6981 tgid:6981 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5b1d84 r8:00000002 r7:60000113 r6:ed5b1d8c r5:85ba5400 r4:85ba5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ba5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ba5400 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:ecb5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c4078c r4:85c40400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c4078c r4:851b3680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ba5400 r8:851b36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b3680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b3680 r8:80287e08 r7:ed3e5e60 r6:851b3700 r5:85ba5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5b1fb0 to 0xed5b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b4c40 INFO: task kworker/1:865:6981 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:866:6985 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:866 state:D stack:0 pid:6985 tgid:6985 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5b5d84 r8:00000002 r7:60000113 r6:ed5b5d8c r5:85ba6c00 r4:85ba6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ba6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fafc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ba6c00 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:ecc29000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c40f8c r4:85c40c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c40f8c r4:851b3780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ba6c00 r8:851b37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b3780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b3780 r8:80287e08 r7:ed3e5e60 r6:851b3800 r5:85ba6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5b5fb0 to 0xed5b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b49c0 INFO: task kworker/1:866:6985 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac 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 r8:85ba2400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 r5:85c4138c r4:85c41000 r10:61c88647 r9:85ba2400 r8:851b38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:e0581dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:868:6989 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:868 state:D stack:0 pid:6989 tgid:6989 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5b9d84 r8:00000002 r7:60000113 r6:ed5b9d8c r5:85c98000 r4:85c98000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c98000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_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) r5:85c4178c r4:85c41400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:851b3980 r8:80287e08 r7:ed5a1e60 r6:851b3a00 r5:85c98000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac 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) r4:00000000 r5:85c41b8c r4:85c41800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851b3a80 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:870:6993 blocked for more than 478 seconds. r5:85c99800 r4:8291a680 r4:00000000 r4:00000000 r5:85c41f8c r4:85c41c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c41f8c r4:851b3b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c99800 r8:851b3bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b3b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b3b80 r8:80287e08 r7:ed5bde60 r6:851b3c00 r5:85c99800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5c1fb0 to 0xed5c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b10c0 INFO: task kworker/1:870:6993 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:871:6995 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:871 state:D stack:0 pid:6995 tgid:6995 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5c5d84 r8:00000002 r7:60000013 r6:ed5c5d8c r5:85c9a400 r4:85c9a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c9a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5c5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85c9a400 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:ecfff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c42b8c r4:85c42800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c42b8c r4:851b3c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c9a400 r8:851b3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b3c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b3c80 r8:80287e08 r7:ed5c1e60 r6:851b3d00 r5:85c9a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5c5fb0 to 0xed5c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b1300 INFO: task kworker/1:871:6995 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:872:6997 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:872 state:D stack:0 pid:6997 tgid:6997 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5c9d84 r8:00000002 r7:60000013 r6:ed5c9d8c r5:85c9b000 r4:85c9b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c9b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b11c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85c9b000 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:ece83000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c4238c r4:85c42000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c4238c r4:851b3d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c9b000 r8:851b3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b3d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b3d80 r8:80287e08 r7:ed5c5e60 r6:851b3e00 r5:85c9b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5c9fb0 to 0xed5c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b1180 INFO: task kworker/1:872:6997 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:873:6998 blocked for more than 478 seconds. r4:85c9bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5cde08 r9:83018205 r8:85c9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 r5:85c4278c r4:85c42400 [<80287208>] (process_one_work) 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 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0581d28 to 0xe0581d70) 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:874:7001 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:874 state:D stack:0 pid:7001 tgid:7001 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5d5d84 r8:00000002 r7:60000013 r6:ed5d5d8c r5:85c9e000 r4:85c9e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c9e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5d5e08 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) r5:85c42f8c r4:85c42c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c42f8c r4:851b3f80 r10:61c88647 r9:85c9e000 r8:851b3fac 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 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 r10:61c88647 r9:84beec00 r8:8509f5ac 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 r8:85c9ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 r5:85c4c78c r4:85c4c400 r10:61c88647 r9:85c9ec00 r8:851ac0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:876:7007 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:876 state:D stack:0 pid:7007 tgid:7007 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5e1d84 r8:00000002 r7:60000013 r6:ed5e1d8c r5:85c9c800 r4:85c9c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c9c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85c9c800 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:ed03d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c4378c r4:85c43400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c4378c r4:851ac180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c9c800 r8:851ac1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ac180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ac180 r8:80287e08 r7:ed5d9e60 r6:851ac200 r5:85c9c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5e1fb0 to 0xed5e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b1c80 INFO: task kworker/1:876:7007 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:877 state:D stack:0 pid:7008 tgid:7008 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5e5d84 r8:00000002 r7:60000113 r6:ed5e5d8c r5:85ca8000 r4:85ca8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ca8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5e5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ca8000 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:ed05d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c43b8c r4:85c43800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c43b8c r4:851ac280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ca8000 r8:851ac2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ac280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ac280 r8:80287e08 r7:ed5d9e60 r6:851ac300 r5:85ca8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5e5fb0 to 0xed5e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b1c80 INFO: task kworker/1:877:7008 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:85d62f8c r4:85d62c00 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) r4:8509db40 task:kworker/1:878 state:D stack:0 pid:7011 tgid:7011 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5dde08 r4:00000000 r5:85c43f8c r4:85c43c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85ca8c00 r8:851ac3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85ca9800 r4:8291a680 r4:00000000 r9:83018205 r8:85ca9800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 r5:00001000 r4:ed087000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c4c38c r4:85c4c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c4c38c r4:851ac480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ca9800 r8:851ac4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ac480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ac480 r8:80287e08 r7:ed5d9e60 r6:851ac500 r5:85ca9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5d1fb0 to 0xed5d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b19c0 INFO: task kworker/1:879:7013 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:880:7015 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:880 state:D stack:0 pid:7015 tgid:7015 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5e9d84 r8:00000002 r7:60000013 r6:ed5e9d8c r5:85caa400 r4:85caa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85caa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5e9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519f100 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85caa400 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:ed0b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c4cb8c r4:85c4c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c4cb8c r4:851ac580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85caa400 r8:851ac5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ac580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ac580 r8:80287e08 r7:ed5d9e60 r6:851ac600 r5:85caa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5e9fb0 to 0xed5e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8519f000 INFO: task kworker/1:880:7015 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:881:7017 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:881 state:D stack:0 pid:7017 tgid:7017 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5edd84 r8:00000002 r7:60000113 r6:ed5edd8c r5:85cab000 r4:85cab000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cab000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5ede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519f300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85cab000 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:ed0cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c4cf8c r4:85c4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c4cf8c r4:851ac680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cab000 r8:851ac6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ac680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ac680 r8:80287e08 r7:ed5e9e60 r6:851ac700 r5:85cab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5edfb0 to 0xed5edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8519f140 INFO: task kworker/1:881:7017 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85cabc00 r4:8291a680 r4:00000000 r4:00000000 r5:85c4d38c r4:85c4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c4d38c r4:851ac780 r10:00000000 r9:851ac780 r8:80287e08 r7:ed5ede60 r6:851ac800 r5:85cabc00 r4:8519f240 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r4:00000000 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 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) r4:00000000 r5:85c4d78c r4:85c4d400 [<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 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:884:7023 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:884 state:D stack:0 pid:7023 tgid:7023 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5f9d84 r8:00000002 r7:60000013 r6:ed5f9d8c r5:85cad400 r4:85cad400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cad400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5f9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519f7c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85cad400 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:ed117000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c4db8c r4:85c4d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c4db8c r4:851ac980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cad400 r8:851ac9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ac980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ac980 r8:80287e08 r7:ed5f5e60 r6:851aca00 r5:85cad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5f9fb0 to 0xed5f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8519f600 INFO: task kworker/1:884:7023 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:885:7025 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:885 state:D stack:0 pid:7025 tgid:7025 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5fdd84 r8:00000002 r7:60000113 r6:ed5fdd8c r5:85cae000 r4:85cae000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cae000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5fde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519fc40 r5:85c4e78c r4:85c4e400 [<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 r9:851aca80 r8:80287e08 r7:ed5f9e60 r6:851acb00 r5:85cae000 r4:8519fa00 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0581dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84beec00 r8:8509f5ac 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 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:886:7028 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:886 state:D stack:0 pid:7028 tgid:7028 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed601d84 r8:00000002 r7:60000113 r6:ed601d8c r5:85caec00 r4:85caec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85caec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed601e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519fa80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85caec00 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:ed185000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c4e38c r4:85c4e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c4e38c r4:851acb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85caec00 r8:851acbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851acb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851acb80 r8:80287e08 r7:ed5fde60 r6:851acc00 r5:85caec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed601fb0 to 0xed601ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8519fbc0 INFO: task kworker/1:886:7028 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85cb0000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85cb0000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 r5:85c4ef8c r4:85c4ec00 r7:ddde2d80 r6:83018200 r5:85c4ef8c r4:851acc80 r4:851acc80 r10:00000000 r9:851acc80 r8:80287e08 r7:ed5fde60 r6:851acd00 r5:85cb0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed605fb0 to 0xed605ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8519fc00 INFO: task kworker/1:887:7030 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "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) r9:83018205 r8:85cb0c00 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:dfb51000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c4eb8c r4:85c4e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c4eb8c r4:851acd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb0c00 r8:851acdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851acd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851acd80 r8:80287e08 r7:ed605e60 r6:851ace00 r5:85cb0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed595fb0 to 0xed595ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8519fbc0 INFO: task kworker/1:888:7031 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:889:7034 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:889 state:D stack:0 pid:7034 tgid:7034 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:85cb1800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2d1e08 r4:00000000 r5:85c4f38c r4:85c4f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c4f38c r4:851ace80 r10:61c88647 r9:85cb1800 r8:851aceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 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) r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85cb2400 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c4f78c r4:85c4f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c4f78c r4:851acf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb2400 r8:851acfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851acf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851acf80 r8:80287e08 r7:ed2d1e60 r6:85112000 r5:85cb2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed4fdfb0 to 0xed4fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8511a300 INFO: task kworker/1:890:7036 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:891:7038 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:891 state:D stack:0 pid:7038 tgid:7038 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed50dd84 r8:00000002 r7:60000013 r6:ed50dd8c r5:85cb3000 r4:85cb3000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85c4fb8c r4:85c4f800 [<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 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 r5:85d62f8c r4:85d62c00 r4:8509f580 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ed515d84 r8:00000002 r7:60000113 r6:ed515d8c r5:85cb3c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed515e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511a500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85cb3c00 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:ecbf1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c4ff8c r4:85c4fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c4ff8c r4:85112180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb3c00 r8:851121ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85112180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85112180 r8:80287e08 r7:ed50de60 r6:85112200 r5:85cb3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed515fb0 to 0xed515ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8511a280 INFO: task kworker/1:892:7040 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:893:7042 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:893 state:D stack:0 pid:7042 tgid:7042 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed579d84 r8:00000002 r7:60000113 r6:ed579d8c r5:85cb4800 r4:85cb4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cb4800 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85c5838c r4:85c58000 [<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 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) [<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) r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85cb5400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed609e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c5878c r4:85c58400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c5878c r4:85112380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb5400 r8:851123ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85112380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85112380 r8:80287e08 r7:ed579e60 r6:85112400 r5:85cb5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed609fb0 to 0xed609ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8511a680 INFO: task kworker/1:894:7044 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:895:7046 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:895 state:D stack:0 pid:7046 tgid:7046 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed60dd84 r8:00000002 r7:60000113 r6:ed60dd8c r5:85cb6000 r4:85cb6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cb6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed60de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511ab00 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85c58f8c r4:85c58c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85112480 dfa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:896:7048 blocked for more than 479 seconds. r4:85cb6c00 [<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 r5:8511aa00 r5:85c58b8c r4:85c58800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85112580 r8:80287e08 r7:ed60de60 r6:85112600 r5:85cb6c00 r4:8511a9c0 Call trace: r4:00000000 1d60: 80230ad0 80239bb0 80070013 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:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:897:7050 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:897 state:D stack:0 pid:7050 tgid:7050 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed615d84 r8:00000002 r7:60000013 r6:ed615d8c r5:85cc0000 r4:85cc0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cc0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed615e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511ac80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85cc0000 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:ecf2d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c5938c r4:85c59000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c5938c r4:85112700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc0000 r8:8511272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85112700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85112700 r8:80287e08 r7:ed60de60 r6:85112780 r5:85cc0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed615fb0 to 0xed615ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8511aa80 INFO: task kworker/1:897:7050 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:898:7052 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:898 state:D stack:0 pid:7052 tgid:7052 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed619d84 r8:00000002 r7:60000113 r6:ed619d8c r5:85cc0c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85c59b8c r4:85c59800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c59b8c r4:85112680 [<80287208>] (process_one_work) 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 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "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 r5:85c5978c r4:85c59400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c5978c r4:85112880 r10:61c88647 r9:85cc1800 r8:851128ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 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:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:ed61dd84 r8:00000002 r7:60000013 r6:ed61dd8c r5:85cc2400 r4:00000000 r9:83018205 r8:85cc2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 r5:85c5a78c r4:85c5a400 r10:61c88647 r9:85cc2400 r8:851129ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 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 r5:85d62f8c r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:901:7057 blocked for more than 479 seconds. r4:85cc3000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed621e08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85cc3000 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:ecf9d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c59f8c r4:85c59c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c59f8c r4:85112a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc3000 r8:85112aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85112a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85112a80 r8:80287e08 r7:ed61de60 r6:85112b00 r5:85cc3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed621fb0 to 0xed621ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850a5000 INFO: task kworker/1:901:7057 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:902:7060 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:902 state:D stack:0 pid:7060 tgid:7060 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:85cc3c00 [<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 r5:85c5a38c r4:85112b80 r4:00000001 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:903:7062 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:903 state:D stack:0 pid:7062 tgid:7062 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed62dd84 r8:00000002 r7:60000013 r6:ed62dd8c r5:85cc4800 r4:85cc4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cc4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed62de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a54c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85cc4800 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:ed1a3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c5ab8c r4:85c5a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c5ab8c r4:85112c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc4800 r8:85112cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:85d62f8c r4:85d62c00 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:904:7065 blocked for more than 479 seconds. r4:85cc6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed631e08 r9:83018205 r8:85cc6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 r5:85c5b38c r4:85c5b000 r10:61c88647 r9:85cc6000 r8:85112dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:905:7066 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:905 state:D stack:0 pid:7066 tgid:7066 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed635d84 r8:00000002 r7:60000113 r6:ed635d8c r5:85cb8000 r4:85cb8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cb8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed635e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85cb8000 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:ed1cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c5af8c r4:85c5ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c5af8c r4:85112e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb8000 r8:85112eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85112e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85112e80 r8:80287e08 r7:ed631e60 r6:85112f00 r5:85cb8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed635fb0 to 0xed635ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850a5780 INFO: task kworker/1:905:7066 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 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 r5:85104580 [<80287208>] (process_one_work) 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: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85c5b78c r4:85c5b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85112f80 9fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:907:7071 blocked for more than 479 seconds. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85c5bf8c r4:85c5bc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:850a9000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a9000 r8:80287e08 r7:ed639e60 r6:8523f900 r5:854fc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed645fb0 to 0xed645ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850a5940 INFO: task kworker/1:907:7071 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ed649d84 r8:00000002 r7:60000013 r6:ed649d8c r5:854fe000 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c5bb8c r4:85c5b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850a9080 r8:80287e08 r7:ed645e60 r6:8523f980 r5:854fe000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:e0581dc0 r5:00001000 r4:eecd1000 r10:61c88647 r9:84beec00 r8:8509f5ac 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) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85cd038c r4:85cd0000 r4:850a9100 dfe0: 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 r5:85104580 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:910:7077 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:910 state:D stack:0 pid:7077 tgid:7077 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed651d84 r8:00000002 r7:60000113 r6:ed651d8c r5:85c9d400 r4:85c9d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c9d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed651e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85c9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed259000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd078c r4:85cd0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd078c r4:850a9180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c9d400 r8:850a91ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a9180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a9180 r8:80287e08 r7:ed64de60 r6:8523fa80 r5:85c9d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed651fb0 to 0xed651ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850a5d80 INFO: task kworker/1:910:7077 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r4:00000000 r5:85d62f8c r4:85d62c00 r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0581fb0 to 0xe0581ff8) "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) r5:85cd0f8c r4:85cd0c00 r7:ddde2d80 r6:83018200 r5:85cd0f8c r4:850a9200 r10:00000000 r9:850a9200 r8:80287e08 r7:ed651e60 r6:8523fb00 r5:85bd3c00 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:85d62f8c r4:85d62c00 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/1:912:7081 blocked for more than 479 seconds. r4:85698000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed659e08 r5:00001000 r4:ed275000 r5:85cd0b8c r4:85cd0800 r7:ddde2d80 r6:83018200 r5:85cd0b8c r4:850a9280 r10:61c88647 r9:85698000 r8:850a92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a9280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a9280 r8:80287e08 r7:ed655e60 r6:8523fb80 r5:85698000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed659fb0 to 0xed659ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850a5fc0 INFO: task kworker/1:912:7081 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:913:7082 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:913 state:D stack:0 pid:7082 tgid:7082 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed65dd84 r8:00000002 r7:60000113 r6:ed65dd8c r5:85698c00 r5:85698c00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85cd178c r4:85cd1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd178c r4:850a9300 r10:61c88647 r9:85698c00 r8:850a932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:8509db40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85699800 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85cd138c r4:85cd1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85699800 r8:850a93ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a9380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a9380 r8:80287e08 r7:ed65de60 r6:8523fc80 r5:85699800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed661fb0 to 0xed661ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850a1340 INFO: task kworker/1:914:7084 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:915:7087 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:915 state:D stack:0 pid:7087 tgid:7087 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed665d84 r8:00000002 r7:60000113 r6:ed665d8c r5:8569a400 r4:8569a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8569a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed665e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a1480 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd1b8c r4:85cd1800 [<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 r4:00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:eecd1000 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:916:7089 blocked for more than 479 seconds. r4:8569b000 [<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) r5:00001000 r4:ed393000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd378c r4:85cd3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd378c r4:850a9480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8569b000 r8:850a94ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a9480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a9480 r8:80287e08 r7:ed665e60 r6:8523fd80 r5:8569b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed669fb0 to 0xed669ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850a14c0 INFO: task kworker/1:916:7089 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 INFO: task kworker/1:917:7090 blocked for more than 479 seconds. r4:8569bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed66de08 r9:83018205 r8:8569bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 r5:85cd1f8c r4:85cd1c00 r10:61c88647 r9:8569bc00 r8:850a952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r5:00001000 r4:eecd1000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:ed675d84 r8:00000002 r7:60000113 r6:ed675d8c r5:8569d400 [<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) r10:61c88647 r9:8569d400 r8:850a95ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b42df000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:919:7094 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:919 state:D stack:0 pid:7094 tgid:7094 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed67dd84 r8:00000002 r7:60000113 r6:ed67dd8c r5:8569ec00 r4:8569ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8569ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed67de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a1900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8569ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed2f3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd278c r4:85cd2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd278c r4:850a9600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8569ec00 r8:850a962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a9600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a9600 r8:80287e08 r7:ed669e60 r6:8523ff00 r5:8569ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed67dfb0 to 0xed67dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:850a1640 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 r5:00001000 r4:eecd1000 r4:8509f580 Exception stack(0xe0581fb0 to 0xe0581ff8) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ed685d84 r8:00000002 r7:60000013 r6:ed685d8c r5:85ba8c00 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85cd2b8c r4:85cd2800 [<80287208>] (process_one_work) 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 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:921:7098 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:921 state:D stack:0 pid:7098 tgid:7098 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed629d84 r8:00000002 r7:60000113 r6:ed629d8c r5:85cb8c00 r4:85cb8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cb8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed629e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a1b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85cb8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed327000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd2f8c r4:85cd2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd2f8c r4:850a9700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb8c00 r8:850a972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a9700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a9700 r8:80287e08 r7:ed669e60 r6:850a9780 r5:85cb8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed629fb0 to 0xed629ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:922 state:D stack:0 pid:7101 tgid:7101 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed68de08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85cd338c r4:85cd3000 r10:61c88647 r9:85cbb000 r8:850a982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:923:7103 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:923 state:D stack:0 pid:7103 tgid:7103 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed691d84 r8:00000002 r7:60000113 r6:ed691d8c r5:85cbbc00 r4:85cbbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cbbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed691e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_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 r5:85cd3b8c r4:85cd3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd3b8c r4:850a9900 r10:61c88647 r9:85cbbc00 r8:850a992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a1d80 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85cbc800 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85cd3f8c r4:85cd3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850a9a00 5fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:925:7107 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:925 state:D stack:0 pid:7107 tgid:7107 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed699d84 r8:00000002 r7:60000013 r6:ed699d8c r5:85cbd400 r4:85cbd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cbd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed699e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851af1c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85cbd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0fb000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed451000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cdc38c r4:85cdc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cdc38c r4:850a9b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cbd400 r8:850a9b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a9b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a9b00 r8:80287e08 r7:ed695e60 r6:850a9b80 r5:85cbd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed699fb0 to 0xed699ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851af0c0 INFO: task kworker/1:925:7107 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) r4:e0581dc0 r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 r4:8509db40 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed69dd84 r8:00000002 r7:60000113 r6:ed69dd8c r5:85cbe000 r4:85cbe000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cbe000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed69de08 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85cdc78c r4:85cdc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 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) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Not tainted 6.15.0-rc7-syzkaller #0 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6a5e08 r5:85cdcb8c r4:85cdc800 r10:61c88647 r9:85cbec00 r8:850a9d2c 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(0xed6a5fb0 to 0xed6a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851af2c0 INFO: task kworker/1:927:7112 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b85d6000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) task:kworker/1:928 state:D stack:0 pid:7113 tgid:7113 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85cdcf8c r4:85cdcc00 r10:61c88647 r9:85cba400 r8:850a9e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:854fd400 r4:8291a680 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed489000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cdd38c r4:85cdd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cdd38c r4:850a9f00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:850a9f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850a9f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850a9f00 r8:80287e08 r7:ed63de60 r6:850a9f80 r5:854fd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed6adfb0 to 0xed6adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851af640 INFO: task kworker/1:929:7115 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b8c70000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe0581fb0 to 0xe0581ff8) r10:8291a684 r9:ed6b1d84 r8:00000002 r7:60000013 r6:ed6b1d8c r5:85cc6c00 r5:00001000 r4:ed519000 r7:ddde2d80 r6:83018200 r5:85cddf8c r4:852fb000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 r5:85d62f8c r4:85d62c00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:85cc8000 r4:8291a680 r4:00000000 r5:85cdd78c r4:85cdd400 r4:852fb100 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b8dae000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:932:7123 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 r4:85cc9800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85cddb8c r4:85cdd800 [<80287208>] (process_one_work) 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 1d60: 80230ad0 80239bb0 80070013 ffffffff [<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 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:933:7126 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. r4:85cca400 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85cde38c r4:85cde000 r10:61c88647 r9:85cca400 r8:852fb32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b9108000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85cde78c r4:85cde400 [<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 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [<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(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:935:7130 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:935 state:D stack:0 pid:7130 tgid:7130 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed6c9d84 r8:00000002 r7:60000113 r6:ed6c9d8c r5:85ccbc00 r4:85ccbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ccbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521f540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ccbc00 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:dfb39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cdef8c r4:85cdec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cdef8c r4:852fb500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ccbc00 r8:852fb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 Exception stack(0xe0581fb0 to 0xe0581ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:936:7132 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:936 state:D stack:0 pid:7132 tgid:7132 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed6a9d84 r8:00000002 r7:60000013 r6:ed6a9d8c r5:85ccd400 r4:85ccd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ccd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<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) r5:85cdeb8c r4:85cde800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cdeb8c r4:852fb600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:937:7133 blocked for more than 479 seconds. r10:8291a684 r9:ed6cdd84 r8:00000002 r7:60000113 r6:ed6cdd8c r5:85cce000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:eb98f000 r5:85cdf38c r4:85cdf000 r7:ddde2d80 r6:83018200 r5:85cdf38c r4:852fb700 r10:00000000 r9:852fb700 r8:80287e08 r7:ed6c9e60 r6:852fb780 r5:85cce000 task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 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(0xe0581fb0 to 0xe0581ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:938 state:D stack:0 pid:7136 tgid:7136 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed309d84 r8:00000002 r7:60000113 r6:ed309d8c r5:85ccc800 r4:85ccc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ccc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed309e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521f880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ccc800 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:ebeb9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cdf78c r4:85cdf400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cdf78c r4:852fb800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ccc800 r8:852fb82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852fb800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852fb800 r8:80287e08 r7:ed6cde60 r6:852fb880 r5:85ccc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed309fb0 to 0xed309ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8521f780 INFO: task kworker/1:938:7136 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b9bd2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0581fb0 to 0xe0581ff8) INFO: task kworker/1:939:7138 blocked for more than 479 seconds. r4:85ccec00 [<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) r5:85cdfb8c r4:85cdf800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:852fb900 r8:80287e08 r7:ed309e60 r6:852fb980 r5:85ccec00 r4:8521f8c0 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85cc8c00 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:ecbb9000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ce438c r4:85ce4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ce438c r4:852fba00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc8c00 r8:852fba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852fba00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852fba00 r8:80287e08 r7:ed3a5e60 r6:852fba80 r5:85cc8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed3a9fb0 to 0xed3a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8521f9c0 INFO: task kworker/1:940:7140 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: b9ef2000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:941:7141 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:941 state:D stack:0 pid:7141 tgid:7141 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed3c1d84 r8:00000002 r7:60000113 r6:ed3c1d8c r5:85cc5400 r4:85cc5400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85cc5400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 r5:85cdff8c r4:85cdfc00 r7:ddde2d80 r6:83018200 r5:85cdff8c r4:852fbb00 r10:00000000 r9:852fbb00 r8:80287e08 r7:ed3a9e60 r6:852fbb80 r5:85cc5400 r4:8521f9c0 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:8509db40 "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) r5:85ce478c r4:85ce4400 r10:61c88647 r9:85cb9800 r8:852fbc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<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:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:943:7146 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:943 state:D stack:0 pid:7146 tgid:7146 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed3c9d84 r8:00000002 r7:60000113 r6:ed3c9d8c r5:85d10000 r4:85d10000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85d10000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539f000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85d10000 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:ece59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ce4f8c r4:85ce4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ce4f8c r4:852fbd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85d10000 r8:852fbd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852fbd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852fbd00 r8:80287e08 r7:ed3bde60 r6:852fbd80 r5:85d10000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed3c9fb0 to 0xed3c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:843332c0 INFO: task kworker/1:943:7146 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ba370000 dfab5000 00000001 80239b98 7fa79000 00000001 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0581fb0 to 0xe0581ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:ed3cdd84 r8:00000002 r7:60000113 r6:ed3cdd8c r5:85d10c00 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:ecd7f000 r5:85ce4b8c r4:85ce4800 r7:ddde2d80 r6:83018200 r5:85ce4b8c r4:852fbe00 r10:00000000 r9:852fbe00 r8:80287e08 r7:ed3c9e60 r6:852fbe80 r5:85d10c00 r4:8539f100 Call trace: Exception stack(0xe0581d28 to 0xe0581d70) [<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 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:8509db40 task:kworker/1:945 state:D stack:0 pid:7150 tgid:7150 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3d1e08 r9:83018205 r8:85d11800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 r5:85ce538c r4:85ce5000 r10:61c88647 r9:85d11800 r8:852fbfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:852fbf80 r8:80287e08 r7:ed3c9e60 r6:853bb000 r5:85d11800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed3d1fb0 to 0xed3d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8539f300 INFO: task kworker/1:945:7150 is blocked on a mutex likely owned by task kworker/0:221:3758. task:kworker/0:221 state:R running task stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84beec00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84beec00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0581d28 to 0xe0581d70) 1d20: ba637000 dfab5000 00000001 80239b98 7fa79000 00000001 1d40: 82ac15a0 7fa79000 dfab5000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 r4:e0581dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85104580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa79000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eecd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d62f8c r4:85d62c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d62f8c r4:8509f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:8509f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8509f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8509f580 r8:80287e08 r7:e0579e60 r6:8509f600 r5:84beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8509db40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:946:7152 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:946 state:D stack:0 pid:7152 tgid:7152 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed3c5d84 r8:00000002 r7:60000113 r6:ed3c5d8c r5:85d13000 r4:85d13000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85d13000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3c5e08 r4:00000000