Extracting prog: 11m26.645505458s Minimizing prog: 1h15m47.062881945s Simplifying prog options: 0s Extracting C: 8m57.213110853s Simplifying C: 58m40.582018239s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 45s testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000180)={0x11, 0x5, &(0x7f0000000280)=ANY=[@ANYBLOB="1801000021000000000000004b74ffec850000006d000000850000000700000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000740)={&(0x7f0000000000)='mm_lru_insertion\x00', r0}, 0x10) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 16m0s testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000180)={0x11, 0x5, &(0x7f0000000280)=ANY=[@ANYBLOB="1801000021000000000000004b74ffec850000006d000000850000000700000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000740)={&(0x7f0000000000)='mm_lru_insertion\x00', r0}, 0x10) program crashed: INFO: task hung in _vm_unmap_aliases single: successfully extracted reproducer found reproducer with 2 syscalls minimizing guilty program testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000180)={0x11, 0x5, &(0x7f0000000280)=ANY=[@ANYBLOB="1801000021000000000000004b74ffec850000006d000000850000000700000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x80) program crashed: INFO: task hung in _vm_unmap_aliases testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000180)={0x11, 0x5, 0x0, &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000180)={0x11, 0x5, &(0x7f0000000280)=ANY=[@ANYBLOB], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000180)={0x11, 0x5, &(0x7f0000000280)=ANY=[@ANYBLOB="1801000021000000000000004b74ffec850000006d000000850000000700000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) program did not crash extracting C reproducer testing compiled C program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD program crashed: INFO: task hung in _vm_unmap_aliases simplifying C reproducer testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD program crashed: INFO: task hung in _vm_unmap_aliases testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD program crashed: INFO: task hung in _vm_unmap_aliases testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD program crashed: INFO: task hung in _vm_unmap_aliases testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD program crashed: INFO: task hung in _vm_unmap_aliases testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD program crashed: INFO: task hung in _vm_unmap_aliases testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD program crashed: INFO: task hung in _vm_unmap_aliases reproducing took 2h34m51.503572434s repro crashed as (corrupted=false): INFO: task kworker/0:2:47 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:2 state:D stack:0 pid:47 tgid:47 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df921d84 r8:00000002 r7:60000113 r6:df921d8c r5:833d4800 r4:833d4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:833d4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df921e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e31dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:833d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed6c1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85dbcf8c r4:85dbcc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85dbcf8c r4:83366d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:833d4800 r8:83366d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83366d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83366d00 r8:80287e08 r7:df83de60 r6:83366d80 r5:833d4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf921fb0 to 0xdf921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83369540 INFO: task kworker/0:2:47 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d6a3d000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 INFO: task kworker/1:2:95 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:2 state:D stack:0 pid:95 tgid:95 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df991d84 r8:00000002 r7:60000113 r6:df991d8c r5:83b43c00 r4:83b43c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b43c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df991e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83b43c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b05b8c r4:84b05800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b05b8c r4:83999600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b43c00 r8:8399962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83999600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83999600 r8:80287e08 r7:df879e60 r6:83886900 r5:83b43c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf991fb0 to 0xdf991ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8399bac0 INFO: task kworker/1:2:95 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d7208000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 INFO: task kworker/1:3:111 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:3 state:D stack:0 pid:111 tgid:111 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df999d84 r8:00000002 r7:60000113 r6:df999d8c r5:83800c00 r4:83800c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83800c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df999e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83800c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555ff8c r4:8555fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555ff8c r4:83999b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83800c00 r8:83999bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83999b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83999b80 r8:80287e08 r7:df991e60 r6:83886980 r5:83800c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf999fb0 to 0xdf999ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:839e5600 INFO: task kworker/1:3:111 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d75d5000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 INFO: task kworker/0:5:3123 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:5 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9c5d84 r8:00000002 r7:60000113 r6:df9c5d8c r5:83803c00 r4:83803c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83803c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83803c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df965000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b78b8c r4:84b78800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b78b8c r4:84739e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83803c00 r8:84739eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84739e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84739e80 r8:80287e08 r7:df845e60 r6:84739080 r5:83803c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9c5fb0 to 0xdf9c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845b2040 INFO: task kworker/0:5:3123 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d7a1c000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 INFO: task kworker/0:6:3124 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:6 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df881d84 r8:00000002 r7:60000113 r6:df881d8c r5:83801800 r4:83801800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83801800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df881e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83801800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e04f3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fd38c r4:848fd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fd38c r4:84739600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83801800 r8:8473962c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84739600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84739600 r8:80287e08 r7:df9c5e60 r6:84739200 r5:83801800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf881fb0 to 0xdf881ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845b2040 INFO: task kworker/0:6:3124 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d7dda000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 INFO: task kworker/1:1:3125 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9ddd84 r8:00000002 r7:60000113 r6:df9ddd8c r5:83b59800 r4:83b59800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b59800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563afc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83b59800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb46b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85576f8c r4:85576c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85576f8c r4:847d6c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b59800 r8:847d6c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847d6c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847d6c00 r8:80287e08 r7:df991e60 r6:847d6c80 r5:83b59800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9ddfb0 to 0xdf9ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84793140 INFO: task kworker/1:1:3125 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d7dda000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 INFO: task kworker/0:7:3126 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:7 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000113 r6:df9e1d8c r5:83b5d400 r4:83b5d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b5d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e03c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e075d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9638c r4:84b96000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b9638c r4:838ff880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b5d400 r8:838ff8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:838ff880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:838ff880 r8:80287e08 r7:df881e60 r6:847d6d00 r5:83b5d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845b2040 INFO: task kworker/0:7:3126 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d8666000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 INFO: task kworker/1:4:3127 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:4 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9e5d84 r8:00000002 r7:60000013 r6:df9e5d8c r5:83b5b000 r4:83b5b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b5b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85646040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83b5b000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85574b8c r4:85574800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85574b8c r4:847d6d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b5b000 r8:847d6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847d6d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847d6d80 r8:80287e08 r7:df9dde60 r6:847d6e00 r5:83b5b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84793140 INFO: task kworker/1:4:3127 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d8666000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 INFO: task kworker/0:8:3131 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:8 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa01d84 r8:00000002 r7:60000113 r6:dfa01d8c r5:83bac800 r4:83bac800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bac800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa01e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848dfc40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83bac800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85041f8c r4:85041c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85041f8c r4:838ff080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bac800 r8:838ff0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:838ff080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:838ff080 r8:80287e08 r7:df9e1e60 r6:847d6e80 r5:83bac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa01fb0 to 0xdfa01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845b23c0 INFO: task kworker/0:8:3131 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d8666000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 INFO: task kworker/0:9:3132 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:9 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa05d84 r8:00000002 r7:60000113 r6:dfa05d8c r5:83ba8000 r4:83ba8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83ba8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af4b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83ba8000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0711000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9578c r4:84b95400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b9578c r4:830cc300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83ba8000 r8:830cc32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:830cc300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc300 r8:80287e08 r7:dfa01e60 r6:847d6f00 r5:83ba8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa05fb0 to 0xdfa05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845b2540 INFO: task kworker/0:9:3132 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d8f58000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:10:3133 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:10 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa09d84 r8:00000002 r7:60000113 r6:dfa09d8c r5:83bae000 r4:83bae000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bae000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af4fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83bae000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb2b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b95b8c r4:84b95800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b95b8c r4:830cc280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bae000 r8:830cc2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:830cc280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc280 r8:80287e08 r7:dfa01e60 r6:847d6f80 r5:83bae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa09fb0 to 0xdfa09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845b2540 INFO: task kworker/0:10:3133 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d9609000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:11:3137 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:11 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa2dd84 r8:00000002 r7:60000113 r6:dfa2dd8c r5:83b5e000 r4:83b5e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b5e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85067140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab91000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fdf8c r4:848fdc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fdf8c r4:830cc100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:830cc100 r8:80287e08 r7:dfa01e60 r6:847d6b00 r5:83b5e000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 r5:851a578c r4:851a5400 5fa0: 00000000 00000000 00000000 00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000001 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa39d84 r8:00000002 r7:60000113 r6:dfa39d8c r5:83bab000 r4:83bab000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bab000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aba80 r4:00000000 r9:83018005 r8:83bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 r10:61c88647 r9:83bab000 r8:830cc42c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0165d28 to 0xe0165d70) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) INFO: task kworker/0:14:3142 blocked for more than 450 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:83bad400 r4:83bad400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bad400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 r5:851a6b8c r4:851a6800 r7:dddced80 r6:83018000 r5:851a6b8c r4:830cc380 Workqueue: events bpf_prog_free_deferred [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:83ba8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b50dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83ba8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xdfa49fb0 to 0xdfa49ff8) 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 r4:849f2c80 Not tainted 6.15.0-rc7-syzkaller #0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ed38c r4:851ed000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ed38c r4:830b8400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bea400 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 r4:830b8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:845b2e80 5d60: 80230ad0 80239bb0 800f0013 ffffffff r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:00000001 Workqueue: events bpf_prog_free_deferred r4:83b43000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b43000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529b740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b43000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:83b43000 r8:830b872c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0165d28 to 0xe0165d70) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) INFO: task kworker/0:19:3151 blocked for more than 450 seconds. [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r4:830b8580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8580 r8:80287e08 r7:dfa39e60 r6:8461ad00 r5:83236000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa69fb0 to 0xdfa69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8425e0c0 INFO: task kworker/0:19:3151 is blocked on a mutex likely owned by task kworker/1:220:3685. Workqueue: events bpf_prog_free_deferred [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) Exception stack(0xe0165fb0 to 0xe0165ff8) r5:84066000 r4:8291a680 r5:00001000 r4:e050f000 r5:853e8f8c r4:853e8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e8f8c r4:8461a180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84066000 r8:8461a1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8461a180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8461a180 r8:80287e08 r7:dfa69e60 r6:83c58a80 r5:84066000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84060000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:61c88647 r9:84060000 r8:8442a02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:00000000 r9:8442a100 r8:80287e08 r7:dfa81e60 r6:847d6800 r5:8406e000 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: dbeaa000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:849f2c80 Not tainted 6.15.0-rc7-syzkaller #0 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0165d28 to 0xe0165d70) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84068000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:00000001 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:25:3164 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:25 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:8406b000 r4:8406b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8406b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Workqueue: events bpf_prog_free_deferred r4:00000000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0165d28 to 0xe0165d70) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 Not tainted 6.15.0-rc7-syzkaller #0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:00000000 r9:847d6380 r8:80287e08 r7:df9dde60 r6:847d6300 r5:83b92400 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84774780 INFO: task kworker/1:5:3172 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: dcde6000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Workqueue: events bpf_prog_free_deferred [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:83b90c00 r8:847d622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0165d28 to 0xe0165d70) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:7:3176 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:7 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:8393bc00 r5:856ad38c r4:856ad000 r10:00000000 r9:847d6280 r8:80287e08 r7:dfaf1e60 r6:847d6080 r5:8393bc00 5d60: 80230ad0 80239bb0 800f0013 ffffffff [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:847d6000 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:61c88647 r9:83938c00 r8:8442a4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8425ef00 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: ddf66000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:dfa79d84 r8:00000002 r7:60000113 r6:dfa79d8c r5:83939800 r4:83939800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83939800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83939800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84774f80 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0165d28 to 0xe0165d70) r4:82ac21e4 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) INFO: task kworker/1:10:3183 blocked for more than 451 seconds. r5:83238000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 r5:85854b8c r4:85854800 Exception stack(0xdfb19fb0 to 0xdfb19ff8) Exception stack(0xe0165d28 to 0xe0165d70) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:84790c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:11:3185 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:11 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb25d84 r8:00000002 r7:60000113 r6:dfb25d8c r5:83243c00 r4:83243c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83243c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb25e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591a400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb79b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85855f8c r4:85855c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85855f8c r4:83886800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83243c00 r8:8388682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83886800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83886800 r8:80287e08 r7:dfb19e60 r6:8442a580 r5:83243c00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:e0165dc0 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred r5:00001000 r4:ec64f000 r4:83886480 task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 task:kworker/1:13 state:D stack:0 pid:3190 tgid:3190 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:83242400 r4:83242400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83242400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85993800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba95000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581e38c r4:8581e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8581e38c r4:83999480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83242400 r8:839994ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83999480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xdfb4dfb0 to 0xdfb4dff8) 5d20: df255000 dffab000 00000001 80239b98 7f8d5000 00000001 r4:849f2c80 INFO: task kworker/1:14:3191 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:14 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb51d84 r8:00000002 r7:60000113 r6:dfb51d8c r5:83bec800 r4:83bec800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bec800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:844a4b8c r4:844a4800 r10:61c88647 r9:83bec800 r8:8477202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000000 r4:e0165dc0 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84790c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:15:3192 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85aa638c r4:85aa6000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:00000001 task:kworker/1:16 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:ec9c1000 r4:84772100 task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 Not tainted 6.15.0-rc7-syzkaller #0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:844a538c r4:844a5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:844a538c r4:84772180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8490a400 r8:847721ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84772180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84772180 r8:80287e08 r7:dfb59e60 r6:8442a880 r5:8490a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb75fb0 to 0xdfb75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847e3680 INFO: task kworker/1:17:3197 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: dfb9d000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dffd9000 r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84908c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 r5:85a4d78c r4:85a4d400 r7:ddde2d80 r6:83018200 r5:85a4d78c r4:84772200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84908c00 r8:8477222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84772200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84772200 r8:80287e08 r7:dfb59e60 r6:8442a900 r5:84908c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb79fb0 to 0xdfb79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847e3680 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c05000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84909800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd8f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a6938c r4:85a69000 r10:61c88647 r9:84909800 r8:847722ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0171d28 to 0xe0171d70) r5:00001000 r4:e0027000 r4:00000001 Workqueue: events bpf_prog_free_deferred r4:00000000 r7:ddde2d80 r6:83018200 r5:85a6878c r4:84772300 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 1fa0: 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba9e08 r7:ddde2d80 r6:83018200 r5:85a69b8c r4:84772380 r4:847e3d40 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:22:3207 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:22 state:D stack:0 pid:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:8490d400 r4:00000000 r5:85c9e38c r4:85c9e000 r10:00000000 r9:84772400 r8:80287e08 r7:dfba9e60 r6:8442ab00 r5:8490d400 1d60: 80230ad0 80239bb0 800f0013 ffffffff [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred r4:00000000 r7:ddde2d80 r6:83018200 r5:85c9df8c r4:84772480 r4:847e3e00 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:29:3210 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:29 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:8490ec00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85d0af8c r4:85d0ac00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:85c9eb8c r4:85c9e800 r10:00000000 r9:84772500 r8:80287e08 r7:dfbade60 r6:8442ad00 r5:844d0c00 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:844d1800 r4:00000000 r5:85c9f38c r4:85c9f000 r10:61c88647 r9:844d1800 r8:847725ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84772580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84772580 r8:80287e08 r7:dfbcde60 r6:8442ad80 r5:844d1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:830b5940 INFO: task kworker/1:25:3214 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8143c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0171d28 to 0xe0171d70) r5:00001000 r4:e0027000 r4:00000001 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bf6cc0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0171d28 to 0xe0171d70) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:28:3222 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c9fb8c r4:85c9f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r4:842ee080 r5:847e8000 r4:8291a680 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca078c r4:85ca0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca078c r4:84772a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847e8c00 r8:84772aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84772a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84772a80 r8:80287e08 r7:dfbf9e60 r6:84772b00 r5:847e8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc01fb0 to 0xdfc01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8477c680 INFO: task kworker/1:30:3226 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 82857000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r4:00000000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r10:8291a684 r9:dfbc1d84 r8:00000002 r7:60000113 r6:dfbc1d8c r5:847e9800 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:85dbd78c r4:85dbd400 r4:8442ae00 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r10:8291a684 r9:dfc15d84 r8:00000002 r7:60000113 r6:dfc15d8c r5:847eb000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:82ac21e4 r5:84b0438c r4:84b04000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:61c88647 r9:847ebc00 r8:84772eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1d20: 83a4e000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:dfc29d84 r8:00000002 r7:60000113 r6:dfc29d8c r5:847ec800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc29e08 r4:00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85ca3f8c r4:85ca3c00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:82ac21e4 r5:84b0438c r4:84b04000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000001 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:36:3238 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:36 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc41d84 r8:00000002 r7:60000113 r6:dfc41d8c r5:847eec00 r4:847eec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847eec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:847de100 r8:80287e08 r7:dfc3de60 r6:847de180 r5:847eec00 1d60: 80230ad0 80239bb0 800f0013 ffffffff r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 INFO: task kworker/1:37:3240 blocked for more than 451 seconds. r4:00000000 r7:ddde2d80 r6:83018200 r5:85ca038c r4:847de200 r4:847dc300 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:849f2f80 INFO: task kworker/1:38:3243 blocked for more than 451 seconds. r4:00000000 r7:ddde2d80 r6:83018200 r5:85ca2b8c r4:847de280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847de280 r8:80287e08 r7:dfc51e60 r6:8442af00 r5:844d5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc65fb0 to 0xdfc65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847dc180 INFO: task kworker/1:38:3243 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 849bd000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c13f00 r10:61c88647 r9:844d4800 r8:847de32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:00000001 task:kworker/1:40 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85ca238c r4:85ca2000 r10:61c88647 r9:844d6c00 r8:847de3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847de380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847de380 r8:80287e08 r7:dfc7de60 r6:8442a400 r5:844d6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc81fb0 to 0xdfc81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847dc380 INFO: task kworker/1:40:3247 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 852fc000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred r4:00000000 r5:85ca178c r4:85ca1400 r10:00000000 r9:847de400 r8:80287e08 r7:dfc81e60 r6:844d8000 r5:844d2400 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r4:82ac21e4 r5:84b0438c r4:84b04000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:ddde2d80 r6:83018200 r5:85ca1f8c r4:847de480 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred r4:00000000 r7:ddde2d80 r6:83018200 r5:85ca1b8c r4:847de500 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:44:3255 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:44 state:D stack:0 pid:3255 tgid:3255 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ca138c r4:85ca1000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:45:3256 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:45 state:D stack:0 pid:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa15d84 r8:00000002 r7:60000113 r6:dfa15d8c r5:83238c00 r4:83238c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83238c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:61c88647 r9:83238c00 r8:847de62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000000 r4:e0171dc0 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:00001000 r4:ed2eb000 r10:61c88647 r9:8490b000 r8:847de6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r9:83018205 r8:8496a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 r7:ddde2d80 r6:83018200 r5:85cb038c r4:847de700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8496a400 r8:847de72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847de700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847de700 r8:80287e08 r7:dfa15e60 r6:847de780 r5:8496a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc55fb0 to 0xdfc55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847dcec0 INFO: task kworker/1:47:3262 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 866ed000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) INFO: task kworker/1:48:3263 blocked for more than 451 seconds. [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:844a678c r4:844a6400 r4:847de800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Exception stack(0xe0171fb0 to 0xe0171ff8) task:kworker/1:49 state:D stack:0 pid:3266 tgid:3266 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85cb078c r4:85cb0400 r10:61c88647 r9:8496bc00 r8:847de92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:50:3268 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:50 state:D stack:0 pid:3268 tgid:3268 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa4dd84 r8:00000002 r7:60000113 r6:dfa4dd8c r5:84968c00 r4:84968c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84968c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa4de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4d340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84968c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 r5:85cb138c r4:85cb1000 r10:00000000 r9:847dea00 r8:80287e08 r7:dfaa1e60 r6:847dea80 r5:84968c00 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:51 state:D stack:0 pid:3269 tgid:3269 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:8496c800 r4:8496c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8496c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4d140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8496c800 r7:00000000 r6:83018200 r5:00001000 r4:7f10f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed551000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb0b8c r4:85cb0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb0b8c r4:847deb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8496c800 r8:847deb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847deb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847deb00 r8:80287e08 r7:dfa4de60 r6:847deb80 r5:8496c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d51c0 INFO: task kworker/1:51:3269 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 87925000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:52:3272 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:52 state:D stack:0 pid:3272 tgid:3272 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc35d84 r8:00000002 r7:60000113 r6:dfc35d8c r5:8496d400 r4:8496d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8496d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4d240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8496d400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb9f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb0f8c r4:85cb0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb0f8c r4:847dec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8496d400 r8:847dec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847dec00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847dec00 r8:80287e08 r7:dfa4de60 r6:847dec80 r5:8496d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc35fb0 to 0xdfc35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d51c0 INFO: task kworker/1:52:3272 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 88149000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:e0171dc0 r4:00000000 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r5:84b0438c r4:84b04000 r4:849f2f80 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:53:3274 blocked for more than 451 seconds. Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:8496e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8496e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4dc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8496e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb1f8c r4:85cb1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb1f8c r4:847ded00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8496e000 r8:847ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847ded00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847ded00 r8:80287e08 r7:dfa4de60 r6:847ded80 r5:8496e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaa9fb0 to 0xdfaa9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d57c0 INFO: task kworker/1:53:3274 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 88149000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 Exception stack(0xe0171fb0 to 0xe0171ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8291a684 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:8496ec00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4da40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8496ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecffb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb178c r4:85cb1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb178c r4:847dee00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8496ec00 r8:847dee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847dee00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847dee00 r8:80287e08 r7:dfaa9e60 r6:847dee80 r5:8496ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa29fb0 to 0xdfa29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d57c0 INFO: task kworker/1:54:3275 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 88b72000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:55:3278 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:55 state:D stack:0 pid:3278 tgid:3278 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:84969800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:ed053000 r5:85cf638c r4:85cf6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84969800 r8:847def2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d5b40 INFO: task kworker/1:55:3278 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 88b72000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:56:3280 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:56 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcadd84 r8:00000002 r7:60000113 r6:dfcadd8c r5:84968000 r4:84968000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84968000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4dd00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85cb238c r4:85cb2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb238c r4:844dd000 r10:00000000 r9:844dd000 r8:80287e08 r7:dfab9e60 r6:844dd080 r5:84968000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r4:e0171dc0 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:57:3282 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:57 state:D stack:0 pid:3282 tgid:3282 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcb5d84 r8:00000002 r7:60000113 r6:dfcb5d8c r5:847ed400 r4:847ed400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847ed400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r4:00000000 r5:85cb2b8c r4:85cb2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:847dcfc0 r4:00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ed1ad000 r5:85cf738c r4:85cf7000 r7:ddde2d80 r6:83018200 r5:85cf738c r4:844dd200 r4:00000001 r4:845d5280 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8985f000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:59:3287 blocked for more than 451 seconds. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85cb278c r4:85cb2400 r10:61c88647 r9:8499a400 r8:844dd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd300 r8:80287e08 r7:dfcb5e60 r6:844dd380 r5:8499a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcbdfb0 to 0xdfcbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ac100 INFO: task kworker/1:59:3287 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8985f000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:842ee080 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84998c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec933000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb2f8c r4:85cb2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb2f8c r4:844dd400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84998c00 r8:844dd42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd400 r8:80287e08 r7:dfcb5e60 r6:844dd480 r5:84998c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcc1fb0 to 0xdfcc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ac100 INFO: task kworker/1:60:3288 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0171dc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0171fb0 to 0xe0171ff8) task:kworker/1:61 state:D stack:0 pid:3290 tgid:3290 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcc9d84 r8:00000002 r7:60000013 r6:dfcc9d8c r5:84999800 r4:84999800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84999800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4e180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84999800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecefd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb3b8c r4:85cb3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb3b8c r4:844dd500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84999800 r8:844dd52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd500 r8:80287e08 r7:dfcc1e60 r6:844dd580 r5:84999800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcc9fb0 to 0xdfcc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ac140 INFO: task kworker/1:61:3290 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8a780000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000001 Not tainted 6.15.0-rc7-syzkaller #0 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd1e08 r5:85cb338c r4:85cb3000 Exception stack(0xdfcd1fb0 to 0xdfcd1ff8) r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:63:3294 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:63 state:D stack:0 pid:3294 tgid:3294 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcd9d84 r8:00000002 r7:60000113 r6:dfcd9d8c r5:8499b000 r4:8499b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8499b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4e840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8499b000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed2a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:844a6f8c r4:844a6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:844a6f8c r4:844dd700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8499b000 r8:844dd72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd700 r8:80287e08 r7:dfcc9e60 r6:844dd780 r5:8499b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcd9fb0 to 0xdfcd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ac100 INFO: task kworker/1:63:3294 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8a94c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:64:3296 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:64 state:D stack:0 pid:3296 tgid:3296 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfce9d84 r8:00000002 r7:60000113 r6:dfce9d8c r5:8499e000 r4:8499e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8499e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4e740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8499e000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed293000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb3f8c r4:85cb3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb3f8c r4:844dd800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8499e000 r8:844dd82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd800 r8:80287e08 r7:dfcd9e60 r6:844dd880 r5:8499e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfce9fb0 to 0xdfce9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849acb80 INFO: task kworker/1:64:3296 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0171d28 to 0xe0171d70) r4:82ac21e4 r4:e0171dc0 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:65:3300 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:65 state:D stack:0 pid:3300 tgid:3300 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcf9d84 r8:00000002 r7:60000113 r6:dfcf9d8c r5:845a0000 r4:845a0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845a0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4e940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed2d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:844a6b8c r4:844a6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:844a6b8c r4:844dd900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845a0000 r8:844dd92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd900 r8:80287e08 r7:dfcd9e60 r6:844d8480 r5:845a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcf9fb0 to 0xdfcf9ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d20: 8b0da000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:66:3302 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:66 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfce5d84 r8:00000002 r7:60000013 r6:dfce5d8c r5:8499ec00 r4:8499ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8499ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d5c3c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8499ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb4f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c9e78c r4:85c9e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c9e78c r4:844dd980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8499ec00 r8:844dd9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd980 r8:80287e08 r7:dfcf9e60 r6:844dda00 r5:8499ec00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8b0da000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:67:3304 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Call trace: [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ed415000 r5:85d0a78c r4:85d0a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d0a78c r4:844dda80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ac8c00 r8:844ddaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dda80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dda80 r8:80287e08 r7:dfce5e60 r6:844ddb00 r5:84ac8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd0dfb0 to 0xdfd0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849acf40 INFO: task kworker/1:67:3304 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8b9b5000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:68:3306 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:68 state:D stack:0 pid:3306 tgid:3306 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:84aca400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:84aca400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 r5:85cbc78c r4:85cbc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cbc78c r4:844ddb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aca400 r8:844ddbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844ddb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844ddb80 r8:80287e08 r7:dfce5e60 r6:844ddc00 r5:84aca400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd1dfb0 to 0xdfd1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:844df340 INFO: task kworker/1:68:3306 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8b9b5000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:69:3308 blocked for more than 452 seconds. r4:84ac9800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84ac9800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 r5:85cbc38c r4:85cbc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84ac9800 r8:844ddcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xdfd09fb0 to 0xdfd09ff8) r4:844df140 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8c4d2000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:70:3310 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:70 state:D stack:0 pid:3310 tgid:3310 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfd29d84 r8:00000002 r7:60000113 r6:dfd29d8c r5:84acbc00 r4:84acbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84acbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd29e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d5c680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84acbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85cbcb8c r4:85cbc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cbcb8c r4:844ddd80 r10:61c88647 r9:84acbc00 r8:844dddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8c4d2000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:71:3312 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:71 state:D stack:0 pid:3312 tgid:3312 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfd39d84 r8:00000002 r7:60000113 r6:dfd39d8c r5:84ac8000 r4:84ac8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ac8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd39e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r9:83018205 r8:84ac8000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 r5:85cbd38c r4:85cbd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cbd38c r4:844dde80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ac8000 r8:844ddeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dde80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dde80 r8:80287e08 r7:dfd29e60 r6:844ddf00 r5:84ac8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd39fb0 to 0xdfd39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:844df6c0 INFO: task kworker/1:71:3312 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8c4d2000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r5:84b0438c r4:84b04000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:72:3313 blocked for more than 452 seconds. task:kworker/1:72 state:D stack:0 pid:3313 tgid:3313 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:dfd3dd84 r8:00000002 r7:60000113 r6:dfd3dd8c r5:84acb000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r9:83018205 r8:84acb000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cbcf8c r4:85cbcc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cbcf8c r4:844ddf80 r10:61c88647 r9:84acb000 r8:844ddfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:844ddf80 r8:80287e08 r7:dfd39e60 r6:844db000 r5:84acb000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd3dfb0 to 0xdfd3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:844df980 INFO: task kworker/1:72:3313 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8cb16000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:e0131d84 r8:00000002 r7:60000013 r6:e0131d8c r5:84b4a400 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b7938c r4:84b79000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84b4a400 r8:84811d2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:66:3666 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:66 state:D stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e012dd84 r8:00000002 r7:60000013 r6:e012dd8c r5:84b4b000 r4:84b4b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b4b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e012de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b78f8c r4:84b78c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84811e00 Exception stack(0xe012dfb0 to 0xe012dff8) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0171dc0 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:222:3689 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:222 state:D stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0175d84 r8:00000002 r7:60000113 r6:e0175d8c r5:84b3bc00 r4:84b3bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b3bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0175e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 INFO: task kworker/1:222:3689 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8d193000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84b3d400 r4:8291a680 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 INFO: task kworker/1:224:3693 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:225:3695 blocked for more than 452 seconds. Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e017dd84 r8:00000002 r7:60000113 r6:e017dd8c r5:84b3e000 r4:84b3e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b3e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e017de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e005d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04f8c r4:84b04c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04f8c r4:84aec100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3e000 r8:84aec12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec100 r8:80287e08 r7:e0179e60 r6:84aec180 r5:84b3e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee300 INFO: task kworker/1:225:3695 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8dd45000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:226 state:D stack:0 pid:3697 tgid:3697 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0189d84 r8:00000002 r7:60000113 r6:e0189d8c r5:84b3ec00 r4:84b3ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b3ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0189e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:84b06b8c r4:84aec200 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8dd45000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Exception stack(0xe0171fb0 to 0xe0171ff8) r4:842ee080 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:84888000 r5:84888000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0499e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9540 r5:00001000 r4:dfa3d000 r5:84b7978c r4:84b79400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7978c r4:84811f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84888000 r8:84811fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84811f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84811f80 r8:80287e08 r7:e0131e60 r6:84aec300 r5:84888000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0499fb0 to 0xe0499ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae93c0 INFO: task kworker/0:67:3702 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8e934000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:68:3704 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:68 state:D stack:0 pid:3704 tgid:3704 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e049dd84 r8:00000002 r7:60000013 r6:e049dd8c r5:84888c00 r4:84888c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84888c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e049de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84888c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b79b8c r4:84b79800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b79b8c r4:84813000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84888c00 r8:8481302c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813000 r8:80287e08 r7:e0499e60 r6:84aec380 r5:84888c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe049dfb0 to 0xe049dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae94c0 INFO: task kworker/0:68:3704 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8e934000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:227:3705 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:227 state:D stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04a1d84 r8:00000002 r7:60000113 r6:e04a1d8c r5:8488a400 r4:8488a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8488a400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfcc5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7a38c r4:84b7a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b7a38c r4:84aec400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488a400 r8:84aec42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec400 r8:80287e08 r7:e0189e60 r6:84aec480 r5:8488a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04a1fb0 to 0xe04a1ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842eeac0 INFO: task kworker/1:227:3705 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8f223000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:69:3706 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:69 state:D stack:0 pid:3706 tgid:3706 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0191d84 r8:00000002 r7:60000113 r6:e0191d8c r5:84b4ec00 r4:84b4ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b4ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0191e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfabd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b79f8c r4:84b79c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b79f8c r4:84813080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b4ec00 r8:848130ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813080 r8:80287e08 r7:e049de60 r6:84813100 r5:84b4ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0191fb0 to 0xe0191ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae9940 INFO: task kworker/0:69:3706 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8f223000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:70:3708 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:70 state:D stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e018dd84 r8:00000002 r7:60000013 r6:e018dd8c r5:84b4e000 r4:84b4e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b4e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e018de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b4e000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfceb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7a78c r4:84b7a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7a78c r4:84813180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b4e000 r8:848131ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813180 r8:80287e08 r7:e0191e60 r6:84813200 r5:84b4e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe018dfb0 to 0xe018dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae9700 INFO: task kworker/0:70:3708 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8fa12000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:71:3711 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:71 state:D stack:0 pid:3711 tgid:3711 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04a5d84 r8:00000002 r7:60000113 r6:e04a5d8c r5:8488bc00 r4:8488bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9c80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8488bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd0f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7ab8c r4:84b7a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7ab8c r4:84813280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488bc00 r8:848132ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813280 r8:80287e08 r7:e018de60 r6:84aec500 r5:8488bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04a5fb0 to 0xe04a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae9dc0 INFO: task kworker/0:71:3711 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8fa12000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:82ac21e4 r4:e0171dc0 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:228 state:D stack:0 pid:3713 tgid:3713 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04a9d84 r8:00000002 r7:60000113 r6:e04a9d8c r5:8488c800 r4:8488c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e94c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8488c800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff6f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0578c r4:84b05400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0578c r4:84aec580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488c800 r8:84aec5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec580 r8:80287e08 r7:e0189e60 r6:84aec600 r5:8488c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04a9fb0 to 0xe04a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842eed00 INFO: task kworker/1:228:3713 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8fa12000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:72:3714 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:72 state:D stack:0 pid:3714 tgid:3714 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04add84 r8:00000002 r7:60000013 r6:e04add8c r5:8488d400 r4:8488d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04ade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9080 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8488d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7b78c r4:84b7b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7b78c r4:84813300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488d400 r8:8481332c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813300 r8:80287e08 r7:e04a5e60 r6:84aec680 r5:8488d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04adfb0 to 0xe04adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae9bc0 INFO: task kworker/0:72:3714 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8fa12000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:73:3716 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:73 state:D stack:0 pid:3716 tgid:3716 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: r5:8488e000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9e40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8488e000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd2d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7af8c r4:84b7ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7af8c r4:84813380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488e000 r8:848133ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813380 r8:80287e08 r7:e04ade60 r6:84aec700 r5:8488e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04b1fb0 to 0xe04b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae9b80 INFO: task kworker/0:73:3716 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 903a6000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/0:74:3717 blocked for more than 452 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04b5d84 r8:00000002 r7:60000113 r6:e04b5d8c r5:8488ec00 r4:8488ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04b5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8488ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd4d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7b38c r4:84b7b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7b38c r4:84813400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488ec00 r8:8481342c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813400 r8:80287e08 r7:e04ade60 r6:84aec780 r5:8488ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04b5fb0 to 0xe04b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae9b80 INFO: task kworker/0:74:3717 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 903a6000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r4:82ac21e4 r4:e0171dc0 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:75:3720 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:75 state:D stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04c1d84 r8:00000002 r7:60000113 r6:e04c1d8c r5:84b3b000 r4:84b3b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b3b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04c1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b3b000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7bb8c r4:84b7b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7bb8c r4:84813480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3b000 r8:848134ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 r4:84ae9b80 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8488b000 r8:8481352c r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/0:77:3723 blocked for more than 452 seconds. r4:84889800 r4:00000000 r4:00000000 r5:84b7bf8c r4:84b7bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7bf8c r4:84813580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84889800 r8:848135ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813580 r8:80287e08 r7:e04c5e60 r6:84aec900 r5:84889800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04c9fb0 to 0xe04c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af1100 INFO: task kworker/0:77:3723 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 91450000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r5:84b8038c r4:84b80000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:84af1340 r4:00000000 r4:82ac21e4 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84890c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff1f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b8078c r4:84b80400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b8078c r4:84813680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84890c00 r8:848136ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813680 r8:80287e08 r7:e04cde60 r6:84aeca00 r5:84890c00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 r4:00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:84b0538c r4:84813700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84891800 r8:8481372c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813700 r8:80287e08 r7:e04d1e60 r6:84aeca80 r5:84891800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04d5fb0 to 0xe04d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af15c0 INFO: task kworker/0:80:3730 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 91d80000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 INFO: task kworker/0:81:3732 blocked for more than 452 seconds. r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84892400 r8:848137ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:842ee080 r10:8291a684 r9:e04ddd84 r8:00000002 r7:60000113 r6:e04ddd8c r5:84893000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84893000 r8:8481382c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r5:00001000 r4:e0027000 r4:00000001 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af18c0 r10:61c88647 r9:84893c00 r8:848138ac r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 92842000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:229:3737 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:229 state:D stack:0 pid:3737 tgid:3737 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04e1d84 r8:00000002 r7:60000113 r6:e04e1d8c r5:84894800 r4:84894800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84894800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018205 r8:84894800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r5:84b05f8c r4:84b05c00 r4:00000001 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 Exception stack(0xe0171fb0 to 0xe0171ff8) Call trace: [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84b8138c r4:84b81000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b8138c r4:84813900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84895400 r8:8481392c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813900 r8:80287e08 r7:e04d9e60 r6:84aecd80 r5:84895400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04e5fb0 to 0xe04e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af1b80 INFO: task kworker/0:84:3739 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 92ac4000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:85:3741 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:85 state:D stack:0 pid:3741 tgid:3741 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04e9d84 r8:00000002 r7:60000013 r6:e04e9d8c r5:84896000 r4:84896000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84896000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84896000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 r10:61c88647 r9:84896000 r8:848139ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:849f2f80 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:86 state:D stack:0 pid:3744 tgid:3744 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 r5:84b8278c r4:84b82400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84898c00 r8:84813a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813a00 r8:80287e08 r7:e04d9e60 r6:84aece80 r5:84898c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04f9fb0 to 0xe04f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af1c40 INFO: task kworker/0:86:3744 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 92cf1000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:87:3745 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred r4:84899800 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018005 r8:84899800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 r5:84b81f8c r4:84b81c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b81f8c r4:84813a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84813a80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0171d28 to 0xe0171d70) r5:800f0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:88:3748 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:88 state:D stack:0 pid:3748 tgid:3748 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0515d84 r8:00000002 r7:60000113 r6:e0515d8c r5:84898000 r4:84898000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84898000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0515e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1f40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84898000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0507000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b8238c r4:84b82000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b8238c r4:84813b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84898000 r8:84813b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813b00 r8:80287e08 r7:e04f9e60 r6:84aecf80 r5:84898000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0515fb0 to 0xe0515ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af1dc0 INFO: task kworker/0:88:3748 is blocked on a mutex likely owned by task kworker/1:223:3691. Call trace: 1d20: 93206000 dffcd000 00000001 80239b98 7f8d7000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:8489a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0521e08 r9:83018005 r8:8489a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 r5:84b82f8c r4:84b82c00 r10:61c88647 r9:8489a400 r8:84813bac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 93747000 dffcd000 00000001 80239b98 7f8d7000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:90:3752 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:90 state:D stack:0 pid:3752 tgid:3752 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0531d84 r8:00000002 r7:60000013 r6:e0531d8c r5:8489b000 r4:8489b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8489b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0531e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae11c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8489b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0523000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b82b8c r4:84b82800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b82b8c r4:84813c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8489b000 r8:84813c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813c00 r8:80287e08 r7:e0521e60 r6:845d6080 r5:8489b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0531fb0 to 0xe0531ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae1180 INFO: task kworker/0:90:3752 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:800f0013 r4:80239bb0 r4:e0171dc0 r5:00001000 r4:e0027000 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:8489bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 r5:84b8378c r4:84b83400 r10:61c88647 r9:8489bc00 r8:84813cac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 93bf0000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:e0171dc0 r5:00001000 r4:e0027000 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:84b8338c r4:84b83000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8489c800 r8:84813d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813d00 r8:80287e08 r7:e0535e60 r6:845d6180 r5:8489c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0541fb0 to 0xe0541ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae1240 INFO: task kworker/0:92:3755 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 93bf0000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:93:3758 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:93 state:D stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e054dd84 r8:00000002 r7:60000113 r6:e054dd8c r5:8489e000 r4:8489e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8489e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e054de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56b80 r5:84b9478c r4:84b94400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84813d80 Exception stack(0xe054dfb0 to 0xe054dff8) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:94 state:D stack:0 pid:3759 tgid:3759 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:8489ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 r5:84b83b8c r4:84b83800 r10:61c88647 r9:8489ec00 r8:84813e2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0171d28 to 0xe0171d70) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:230:3763 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:230 state:D stack:0 pid:3763 tgid:3763 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0549d84 r8:00000002 r7:60000013 r6:e0549d8c r5:8489d400 r4:8489d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8489d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0549e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8489d400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb87000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0638c r4:84b06000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0638c r4:845d6300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8489d400 r8:845d632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6300 r8:80287e08 r7:e0189e60 r6:845d6380 r5:8489d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0549fb0 to 0xe0549ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ab1c0 INFO: task kworker/1:230:3763 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 941a5000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:231:3764 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:231 state:D stack:0 pid:3764 tgid:3764 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04bdd84 r8:00000002 r7:60000113 r6:e04bdd8c r5:84896c00 r4:84896c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84896c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04bde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84896c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbc3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0678c r4:84b06400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0678c r4:845d6400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84896c00 r8:845d642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6400 r8:80287e08 r7:e0189e60 r6:845d6480 r5:84896c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04bdfb0 to 0xe04bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ab1c0 INFO: task kworker/1:231:3764 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 Exception stack(0xe0171d28 to 0xe0171d70) r5:800f0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b0438c r4:84b04000 r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:232:3767 blocked for more than 452 seconds. Workqueue: events bpf_prog_free_deferred r4:848a0000 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b0738c r4:84b07000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:845d6500 r10:00000000 r9:845d6500 r8:80287e08 r7:e0189e60 r6:845d6580 r5:848a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0555fb0 to 0xe0555ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ab4c0 INFO: task kworker/1:232:3767 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9465a000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:233:3769 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:233 state:D stack:0 pid:3769 tgid:3769 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e055dd84 r8:00000002 r7:60000113 r6:e055dd8c r5:848a0c00 r4:848a0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e055de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc1b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b06f8c r4:84b06c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b06f8c r4:845d6600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a0c00 r8:845d662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6600 r8:80287e08 r7:e0555e60 r6:845d6680 r5:848a0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe055dfb0 to 0xe055dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ab600 INFO: task kworker/1:233:3769 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 949ee000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:234:3771 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:234 state:D stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0561d84 r8:00000002 r7:60000113 r6:e0561d8c r5:848a1800 r4:848a1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0561e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfca3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0778c r4:84b07400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0778c r4:845d6700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a1800 r8:845d672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6700 r8:80287e08 r7:e0555e60 r6:845d6780 r5:848a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0561fb0 to 0xe0561ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ab780 INFO: task kworker/1:234:3771 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 949ee000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0171fb0 to 0xe0171ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:848a2400 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b07b8c r4:84b07800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b07b8c r4:845d6800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a2400 r8:845d682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6800 r8:80287e08 r7:e0561e60 r6:845d6880 r5:848a2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0565fb0 to 0xe0565ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ab900 INFO: task kworker/1:235:3774 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 94caf000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:236:3775 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:236 state:D stack:0 pid:3775 tgid:3775 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0571d84 r8:00000002 r7:60000113 r6:e0571d8c r5:848a3000 r4:848a3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0571e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849abd00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b07f8c r4:84b07c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b07f8c r4:845d6900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a3000 r8:845d692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6900 r8:80287e08 r7:e0565e60 r6:845d6980 r5:848a3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0571fb0 to 0xe0571ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849abac0 INFO: task kworker/1:236:3775 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 94e64000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:237:3778 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:237 state:D stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0575d84 r8:00000002 r7:60000113 r6:e0575d8c r5:848a3c00 r4:848a3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0575e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849abe00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe0d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8449fb8c r4:8449f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8449fb8c r4:845d6a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a3c00 r8:845d6a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:845d6a00 r8:80287e08 r7:e0571e60 r6:845d6a80 r5:848a3c00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849abcc0 INFO: task kworker/1:237:3778 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9529a000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:238:3780 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:238 state:D stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e057dd84 r8:00000002 r7:60000013 r6:e057dd8c r5:848a4800 r4:848a4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:848a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 r5:84b1c38c r4:84b1c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1c38c r4:845d6b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a4800 r8:845d6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:845d6b00 r8:80287e08 r7:e0575e60 r6:845d6b80 r5:848a4800 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d20: 9529a000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 r4:842ee080 task:kworker/1:239 state:D stack:0 pid:3781 tgid:3781 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0559d84 r8:00000002 r7:60000013 r6:e0559d8c r5:848a5400 r4:848a5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0559e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ea000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe53000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b1c78c r4:84b1c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1c78c r4:845d6c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a5400 r8:845d6c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6c00 r8:80287e08 r7:e057de60 r6:845d6c80 r5:848a5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0559fb0 to 0xe0559ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849abfc0 INFO: task kworker/1:239:3781 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 957ea000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0585e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b1cb8c r4:84b1c800 r4:845d6d00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 95bac000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r5:848a8000 r4:8291a680 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ea440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfed3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b1cf8c r4:84b1cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1cf8c r4:845d6e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a8000 r8:845d6e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6e00 r8:80287e08 r7:e0585e60 r6:845d6e80 r5:848a8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0589fb0 to 0xe0589ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ea100 INFO: task kworker/1:241:3785 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 95bac000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:242:3787 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:242 state:D stack:0 pid:3787 tgid:3787 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e058dd84 r8:00000002 r7:60000113 r6:e058dd8c r5:848a9800 r4:848a9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e058de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ea640 r4:00000000 r9:83018205 r8:848a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 r5:84b1d38c r4:84b1d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:845d6f00 r8:80287e08 r7:e0589e60 r6:845d6f80 r5:848a9800 INFO: task kworker/1:242:3787 is blocked on a mutex likely owned by task kworker/1:223:3691. 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:244:3791 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:244 state:D stack:0 pid:3791 tgid:3791 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0595d84 r8:00000002 r7:60000113 r6:e0595d8c r5:848abc00 r4:848abc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848abc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0595e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ea840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffa7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b1d78c r4:84b1d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1d78c r4:849eb100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848abc00 r8:849eb12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849eb100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eb100 r8:80287e08 r7:e0591e60 r6:849eb180 r5:848abc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0595fb0 to 0xe0595ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ea800 INFO: task kworker/1:244:3791 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9648e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b1db8c r4:849eb200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 Workqueue: events bpf_prog_free_deferred r5:84a38c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e059de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eacc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a38c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffe5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b1df8c r4:84b1dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1df8c r4:849eb300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a38c00 r8:849eb32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849eb300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eb300 r8:80287e08 r7:e0591e60 r6:84813e80 r5:84a38c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe059dfb0 to 0xe059dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ea780 INFO: task kworker/1:246:3794 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 966a1000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r4:82ac21e4 r4:00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0581e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b1eb8c r4:84b1e800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a5e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:84a3bc00 r8:849eb42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:249:3802 blocked for more than 453 seconds. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0567000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b1ef8c r4:84b1ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1ef8c r4:849eb480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a3c800 r8:849eb4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849eb480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eb480 r8:80287e08 r7:e0581e60 r6:84ae6000 r5:84a3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05a9fb0 to 0xe05a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af3040 INFO: task kworker/1:249:3802 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 96e06000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:95:3803 blocked for more than 453 seconds. [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84b83f8c r4:84b83c00 r7:dddced80 r6:83018000 r5:84b83f8c r4:84ae6080 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:250:3806 blocked for more than 453 seconds. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b1f38c r4:849eb500 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:96:3807 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:96 state:D stack:0 pid:3807 tgid:3807 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05d1d84 r8:00000002 r7:60000113 r6:e05d1d8c r5:84a3ec00 r4:84a3ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a3ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a3ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0631000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9438c r4:84b94000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b9438c r4:84ae6200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a3ec00 r8:84ae622c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84ae6200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ae6200 r8:80287e08 r7:e054de60 r6:84ae6280 r5:84a3ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05d1fb0 to 0xe05d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae80c0 INFO: task kworker/0:96:3807 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: 1d20: 9767d000 dffcd000 00000001 80239b98 7f8d7000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r5:84a3a400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84b1fb8c r4:84b1f800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:252:3810 blocked for more than 453 seconds. r4:84a39800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e9e08 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a39800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05df000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b1f78c r4:84b1f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1f78c r4:849eb600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a39800 r8:849eb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849eb600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eb600 r8:80287e08 r7:e05dde60 r6:84ae6380 r5:84a39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05e9fb0 to 0xe05e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af35c0 INFO: task kworker/1:252:3810 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 97b3b000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/1:253:3813 blocked for more than 453 seconds. r5:84a38000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84b1ff8c r4:84b1fc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:254:3814 blocked for more than 453 seconds. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:84b4c800 r8:849eb72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:255:3817 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:255 state:D stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05cdd84 r8:00000002 r7:60000013 r6:e05cdd8c r5:848ad400 r4:848ad400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848ad400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8500c38c r4:8500c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8500c38c r4:849eb780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848ad400 r8:849eb7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849eb780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eb780 r8:80287e08 r7:e04ede60 r6:849eb800 r5:848ad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05cdfb0 to 0xe05cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af38c0 INFO: task kworker/1:255:3817 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9816e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:256:3819 blocked for more than 453 seconds. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:dfa71000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:257:3821 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:257 state:D stack:0 pid:3821 tgid:3821 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05fdd84 r8:00000002 r7:60000013 r6:e05fdd8c r5:84a28c00 r4:84a28c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a28c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8500db8c r4:8500d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849eb900 r8:80287e08 r7:e05f5e60 r6:84ae6580 r5:84a28c00 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:258:3823 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:258 state:D stack:0 pid:3823 tgid:3823 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0605d84 r8:00000002 r7:60000113 r6:e0605d8c r5:84a2b000 r4:84a2b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a2b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0605e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8500cf8c r4:8500cc00 r7:ddde2d80 r6:83018200 r5:8500cf8c r4:849eb980 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0171d28 to 0xe0171d70) r4:82ac21e4 r4:00000000 r5:84b0438c r4:84b04000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:842ee080 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:8500d38c r4:849eba00 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 98f86000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:260:3827 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:260 state:D stack:0 pid:3827 tgid:3827 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0621d84 r8:00000002 r7:60000113 r6:e0621d8c r5:84a2a400 r4:84a2a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a2a400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0621e08 r5:00001000 r4:dfd11000 r5:8500d78c r4:8500d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849eba80 r8:80287e08 r7:e05fde60 r6:84ae6700 r5:84a2a400 Workqueue: events bpf_prog_free_deferred 1d20: 98f86000 dffcd000 00000001 80239b98 7f8d7000 00000001 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:261:3829 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:261 state:D stack:0 pid:3829 tgid:3829 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:84a2c800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0619e08 r9:83018205 r8:84a2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 r5:8500e38c r4:8500e000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:262:3830 blocked for more than 453 seconds. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:dfd79000 r5:8500df8c r4:8500dc00 r4:849ebb80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:84a2ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e063de08 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e04fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501078c r4:85010400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501078c r4:849ebc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a2ec00 r8:849ebc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ebc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ebc00 r8:80287e08 r7:e0619e60 r6:84ae6880 r5:84a2ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe063dfb0 to 0xe063dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e1300 INFO: task kworker/1:263:3833 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 997f7000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:264:3834 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:264 state:D stack:0 pid:3834 tgid:3834 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e064dd84 r8:00000002 r7:60000013 r6:e064dd8c r5:84a2bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:84a2bc00 r8:849ebcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84a2e000 r8:849ebd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ebd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ebd00 r8:80287e08 r7:e063de60 r6:84ae6980 r5:84a2e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0661fb0 to 0xe0661ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e16c0 INFO: task kworker/1:265:3836 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 99e5d000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:849f2f80 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:266:3839 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:266 state:D stack:0 pid:3839 tgid:3839 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0689d84 r8:00000002 r7:60000113 r6:e0689d8c r5:84a20c00 r4:84a20c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a20c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0689e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e1640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8500ef8c r4:8500ec00 r10:61c88647 r9:84a20c00 r8:849ebdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0171d28 to 0xe0171d70) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Not tainted 6.15.0-rc7-syzkaller #0 r4:84a20000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a20000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0691e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e17c0 r10:61c88647 r9:84a20000 r8:849ebe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:842ee080 r4:00000000 r7:ddde2d80 r6:83018200 r5:8500f78c r4:849ebe80 INFO: task kworker/1:268:3843 is blocked on a mutex likely owned by task kworker/1:223:3691. 1d20: 9a864000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431 <> 89000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc6f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583738c r4:85837000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583738c r4:85760400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba6c00 r8:8576042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760400 r8:80287e08 r7:ec7c1e60 r6:8575c500 r5:84ba6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7c9fb0 to 0xec7c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8575acc0 INFO: task kworker/1:947:5820 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d4dca000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:948:5822 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:948 state:D stack:0 pid:5822 tgid:5822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7cdd84 r8:00000002 r7:60000113 r6:ec7cdd8c r5:84a16000 r4:84a16000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a16000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a16000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcb5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583778c r4:85837400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583778c r4:85760480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a16000 r8:857604ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760480 r8:80287e08 r7:ec7c1e60 r6:8575c580 r5:84a16000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7cdfb0 to 0xec7cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8575aec0 INFO: task kworker/1:948:5822 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d4dca000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:394:5824 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:394 state:D stack:0 pid:5824 tgid:5824 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec719d84 r8:00000002 r7:60000013 r6:ec719d8c r5:84a40000 r4:84a40000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a40000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec719e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fda40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a40000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfafb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578578c r4:85785400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578578c r4:8575c600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a40000 r8:8575c62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575c600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575c600 r8:80287e08 r7:ebd41e60 r6:8575c680 r5:84a40000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec719fb0 to 0xec719ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85762bc0 INFO: task kworker/0:394:5824 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d514e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:395:5826 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:395 state:D stack:0 pid:5826 tgid:5826 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7d1d84 r8:00000002 r7:60000113 r6:ec7d1d8c r5:84a40c00 r4:84a40c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a40c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fd940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a40c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa99000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578538c r4:85785000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578538c r4:8575c700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a40c00 r8:8575c72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575c700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575c700 r8:80287e08 r7:ec719e60 r6:8575c780 r5:84a40c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7d1fb0 to 0xec7d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85762bc0 INFO: task kworker/0:395:5826 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d514e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:949:5829 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:949 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7ddd84 r8:00000002 r7:60000013 r6:ec7ddd8c r5:84a41800 r4:84a41800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a41800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a41800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583938c r4:85839000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583938c r4:85760500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a41800 r8:8576052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760500 r8:80287e08 r7:ec7c1e60 r6:8575c800 r5:84a41800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7ddfb0 to 0xec7ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85741100 INFO: task kworker/1:949:5829 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d53b9000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:950:5831 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:950 state:D stack:0 pid:5831 tgid:5831 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7e5d84 r8:00000002 r7:60000013 r6:ec7e5d8c r5:84a42400 r4:84a42400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a42400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857412c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a42400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85837f8c r4:85837c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85837f8c r4:85760580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a42400 r8:857605ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760580 r8:80287e08 r7:ec7dde60 r6:8575c880 r5:84a42400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7e5fb0 to 0xec7e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85741200 INFO: task kworker/1:950:5831 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d5603000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:951:5832 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:951 state:D stack:0 pid:5832 tgid:5832 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7e9d84 r8:00000002 r7:60000113 r6:ec7e9d8c r5:84a43c00 r4:84a43c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a43c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a43c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd11000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583838c r4:85838000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583838c r4:85760600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a43c00 r8:8576062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760600 r8:80287e08 r7:ec7dde60 r6:8575c900 r5:84a43c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7e9fb0 to 0xec7e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85741200 INFO: task kworker/1:951:5832 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d5887000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:952:5834 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:952 state:D stack:0 pid:5834 tgid:5834 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7f1d84 r8:00000002 r7:60000113 r6:ec7f1d8c r5:84a45400 r4:84a45400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a45400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857414c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a45400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583878c r4:85838400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583878c r4:85760680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a45400 r8:857606ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760680 r8:80287e08 r7:ec7dde60 r6:8575c980 r5:84a45400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7f1fb0 to 0xec7f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857413c0 INFO: task kworker/1:952:5834 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d5be0000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:953:5837 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:953 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7f5d84 r8:00000002 r7:60000013 r6:ec7f5d8c r5:84a43000 r4:84a43000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a43000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857416c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a43000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85838b8c r4:85838800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85838b8c r4:85760700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a43000 r8:8576072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760700 r8:80287e08 r7:ec7dde60 r6:8575ca00 r5:84a43000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7f5fb0 to 0xec7f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85741600 INFO: task kworker/1:953:5837 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d5e33000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:954:5838 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:954 state:D stack:0 pid:5838 tgid:5838 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec625d84 r8:00000002 r7:60000013 r6:ec625d8c r5:85875400 r4:85875400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85875400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec625e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85875400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85838f8c r4:85838c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85838f8c r4:85760780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85875400 r8:857607ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760780 r8:80287e08 r7:ec7dde60 r6:85760800 r5:85875400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec625fb0 to 0xec625ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85741980 INFO: task kworker/1:954:5838 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d5e33000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:955:5842 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:955 state:D stack:0 pid:5842 tgid:5842 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7d5d84 r8:00000002 r7:60000013 r6:ec7d5d8c r5:85874800 r4:85874800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85874800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85874800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583978c r4:85839400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583978c r4:85760880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85874800 r8:857608ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760880 r8:80287e08 r7:ec7dde60 r6:85760900 r5:85874800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7d5fb0 to 0xec7d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857419c0 INFO: task kworker/1:955:5842 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d606b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:956:5843 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:956 state:D stack:0 pid:5843 tgid:5843 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7f9d84 r8:00000002 r7:60000013 r6:ec7f9d8c r5:85873000 r4:85873000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85873000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85873000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec601000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85839f8c r4:85839c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85839f8c r4:85760980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85873000 r8:857609ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760980 r8:80287e08 r7:ec7d5e60 r6:85760a00 r5:85873000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7f9fb0 to 0xec7f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857419c0 INFO: task kworker/1:956:5843 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d6313000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:957:5845 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:957 state:D stack:0 pid:5845 tgid:5845 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7fdd84 r8:00000002 r7:60000113 r6:ec7fdd8c r5:85876c00 r4:85876c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85876c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85876c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85839b8c r4:85839800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85839b8c r4:85760a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85876c00 r8:85760aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760a80 r8:80287e08 r7:ec7f9e60 r6:85760b00 r5:85876c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7fdfb0 to 0xec7fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85741c00 INFO: task kworker/1:957:5845 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d661d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:958:5847 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:958 state:D stack:0 pid:5847 tgid:5847 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec801d84 r8:00000002 r7:60000113 r6:ec801d8c r5:85876000 r4:85876000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85876000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec801e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575aec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85876000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec629000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583a78c r4:8583a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583a78c r4:85760b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85876000 r8:85760bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760b80 r8:80287e08 r7:ec7f9e60 r6:85760c00 r5:85876000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec801fb0 to 0xec801ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85741d40 INFO: task kworker/1:958:5847 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d661d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:959:5848 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:959 state:D stack:0 pid:5848 tgid:5848 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec805d84 r8:00000002 r7:60000113 r6:ec805d8c r5:85873c00 r4:85873c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85873c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85873c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec61b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583a38c r4:8583a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583a38c r4:85760c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85873c00 r8:85760cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760c80 r8:80287e08 r7:ec801e60 r6:85760d00 r5:85873c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec805fb0 to 0xec805ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85741d40 INFO: task kworker/1:959:5848 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d6ab6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:960:5851 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:960 state:D stack:0 pid:5851 tgid:5851 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec809d84 r8:00000002 r7:60000113 r6:ec809d8c r5:84875400 r4:84875400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84875400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec809e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586f040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84875400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcf3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583bb8c r4:8583b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583bb8c r4:85760d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84875400 r8:85760dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760d80 r8:80287e08 r7:ec801e60 r6:85760e00 r5:84875400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec809fb0 to 0xec809ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8575af00 INFO: task kworker/1:960:5851 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d6c40000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:961:5855 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:961 state:D stack:0 pid:5855 tgid:5855 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec815d84 r8:00000002 r7:60000113 r6:ec815d8c r5:85731800 r4:85731800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85731800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec815e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85787b8c r4:85760e80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 5d60: 80230ad0 80239bb0 800f0013 ffffffff [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:396:5856 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:396 state:D stack:0 pid:5856 tgid:5856 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec819d84 r8:00000002 r7:60000013 r6:ec819d8c r5:85732400 r4:85732400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85732400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec819e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fdbc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85732400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85785b8c r4:85785800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85785b8c r4:8575ca80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85732400 r8:8575caac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575ca80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575ca80 r8:80287e08 r7:ec719e60 r6:85760f80 r5:85732400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec819fb0 to 0xec819ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856fd9c0 INFO: task kworker/0:396:5856 is blocked on a mutex likely owned by task kworker/1:222:3689. Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r4:00000000 r5:00001000 r4:e0039000 r4:849f2e80 r4:00000001 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85730c00 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fde80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85730c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb455000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578638c r4:85786000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578638c r4:8575cb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85730c00 r8:8575cb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575cb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575cb00 r8:80287e08 r7:ec819e60 r6:856f9000 r5:85730c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec81dfb0 to 0xec81dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856fd9c0 INFO: task kworker/0:397:5857 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d73a9000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 r4:00000000 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb257000 r5:85785f8c r4:85785c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fa0: 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/0:399:5861 blocked for more than 475 seconds. r4:85730000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec82de08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:85786f8c r4:8575cc00 r10:00000000 r9:8575cc00 r8:80287e08 r7:ec81de60 r6:856f9100 r5:85730000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d7630000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:400:5864 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:400 state:D stack:0 pid:5864 tgid:5864 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec839d84 r8:00000002 r7:60000013 r6:ec839d8c r5:85736000 r4:85736000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85736000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec839e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fdf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85736000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578678c r4:85786400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578678c r4:8575cc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85736000 r8:8575ccac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575cc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575cc80 r8:80287e08 r7:ec82de60 r6:856f9180 r5:85736000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec839fb0 to 0xec839ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/0:401:5865 blocked for more than 475 seconds. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84a46000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 r5:85786b8c r4:85786800 r10:61c88647 r9:84a46000 r8:8575cd2c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:402:5868 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:402 state:D stack:0 pid:5868 tgid:5868 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec835d84 r8:00000002 r7:60000013 r6:ec835d8c r5:84a44800 r4:84a44800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a44800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec835e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a44800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb839000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578778c r4:85787400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578778c r4:8575ce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a44800 r8:8575ce2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575ce00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575ce00 r8:80287e08 r7:ec82de60 r6:8575ce80 r5:84a44800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec835fb0 to 0xec835ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8573a0c0 INFO: task kworker/0:402:5868 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 r4:e0175dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/0:403:5870 blocked for more than 475 seconds. task:kworker/0:403 state:D stack:0 pid:5870 tgid:5870 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7edd84 r8:00000002 r7:60000113 r6:ec7edd8c r5:84a46c00 r4:84a46c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a46c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a46c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb819000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578738c r4:85787000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578738c r4:8575cf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a46c00 r8:8575cf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575cf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575cf00 r8:80287e08 r7:ec835e60 r6:8575cf80 r5:84a46c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7edfb0 to 0xec7edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8573a0c0 INFO: task kworker/0:403:5870 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d7f0b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ec841d84 r8:00000002 r7:60000013 r6:ec841d8c r5:84ba8000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a9c0 r5:00001000 r4:eb9b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8579838c r4:85798000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579838c r4:856fb000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba8000 r8:856fb02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fb000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fb000 r8:80287e08 r7:ec835e60 r6:856fb080 r5:84ba8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec841fb0 to 0xec841ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8573a200 INFO: task kworker/0:404:5872 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d7f0b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:405:5873 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:405 state:D stack:0 pid:5873 tgid:5873 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec845d84 r8:00000002 r7:60000013 r6:ec845d8c r5:84ba8c00 r4:84ba8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec845e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ba8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb977000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85787f8c r4:85787c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85787f8c r4:856fb100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba8c00 r8:856fb12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fb100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fb100 r8:80287e08 r7:ec841e60 r6:856fb180 r5:84ba8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fa0: 00000000 00000000 00000000 00000000 r4:8573a200 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:00000000 r5:00001000 r4:e0039000 r5:84b0478c r4:84b04400 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:848f9140 task:kworker/1:962 state:D stack:0 pid:5875 tgid:5875 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:84baa400 r5:84baa400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f5e40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84baa400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9e1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583af8c r4:8583ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583af8c r4:856f9200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84baa400 r8:856f922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856f9200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856f9200 r8:80287e08 r7:ec809e60 r6:856fb200 r5:84baa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec851fb0 to 0xec851ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856f5d40 INFO: task kworker/1:962:5875 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d8533000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:406:5878 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:406 state:D stack:0 pid:5878 tgid:5878 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec855d84 r8:00000002 r7:60000013 r6:ec855d8c r5:84babc00 r4:84babc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84babc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec855e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84babc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb99b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8497278c r4:84972400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8497278c r4:856fb280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84babc00 r8:856fb2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fb280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fb280 r8:80287e08 r7:ec841e60 r6:856fb300 r5:84babc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec855fb0 to 0xec855ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8573a7c0 INFO: task kworker/0:406:5878 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:84b0478c r4:84b04400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:407:5879 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:407 state:D stack:0 pid:5879 tgid:5879 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec849d84 r8:00000002 r7:60000113 r6:ec849d8c r5:85734800 r4:85734800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85734800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec849e08 r9:83018005 r8:85734800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 r5:85798b8c r4:85798800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85734800 r8:856fb3ac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) r4:82ac21e4 r4:e0175dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:849f2e80 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85735400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ec637000 r5:8583b38c r4:8583b000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:408:5883 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:408 state:D stack:0 pid:5883 tgid:5883 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec85dd84 r8:00000002 r7:60000013 r6:ec85dd8c r5:85736c00 r4:85736c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85736c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec85de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573ac40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85736c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9f9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8579878c r4:85798400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579878c r4:856fb400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85736c00 r8:856fb42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fb400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fb400 r8:80287e08 r7:ec849e60 r6:856f9400 r5:85736c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec85dfb0 to 0xec85dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8573acc0 INFO: task kworker/0:408:5883 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ec865d84 r8:00000002 r7:60000113 r6:ec865d8c r5:85878000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fd7c0 r5:8579938c r4:85799000 r10:61c88647 r9:85878000 r8:856fb4ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:856fb480 r8:80287e08 r7:ec849e60 r6:856f9480 r5:85878000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec865fb0 to 0xec865ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8573adc0 INFO: task kworker/0:409:5886 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d8d6d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:410:5888 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:410 state:D stack:0 pid:5888 tgid:5888 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec86dd84 r8:00000002 r7:60000013 r6:ec86dd8c r5:85879800 r4:85879800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85879800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec86de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eba51000 r5:85798f8c r4:85798c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85879800 r8:856fb52c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:411:5890 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:411 state:D stack:0 pid:5890 tgid:5890 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec859d84 r8:00000002 r7:60000113 r6:ec859d8c r5:84ba9800 r4:84ba9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8579978c r4:85799400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84ba9800 r8:856fb5ac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) r4:82ac21e4 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:84b0478c r4:84b04400 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r4:84bac800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec861e08 r4:00000000 r5:85799b8c r4:85799800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84bac800 r8:856fb6ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:413:5893 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:413 state:D stack:0 pid:5893 tgid:5893 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec871d84 r8:00000002 r7:60000113 r6:ec871d8c r5:84bad400 r4:84bad400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bad400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec871e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bad400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4925000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8579a78c r4:8579a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579a78c r4:856fb780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bad400 r8:856fb7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fb780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fb780 r8:80287e08 r7:ec861e60 r6:856fb800 r5:84bad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec871fb0 to 0xec871ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85744380 INFO: task kworker/0:413:5893 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 5d60: 80230ad0 80239bb0 800f0013 ffffffff [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85799f8c r4:856fb880 r10:00000000 r9:856fb880 r8:80287e08 r7:ec871e60 r6:856f9580 r5:8587b000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:00001000 r4:e0039000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:964:5899 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:964 state:D stack:0 pid:5899 tgid:5899 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec875d84 r8:00000002 r7:60000113 r6:ec875d8c r5:85878c00 r4:85878c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85878c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec875e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586f880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85878c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8449d38c r4:8449d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8449d38c r4:856f9600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85878c00 r8:856f962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856f9600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856f9600 r8:80287e08 r7:ec809e60 r6:856f9680 r5:85878c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec875fb0 to 0xec875ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856f5000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec649000 r5:8579a38c r4:8579a000 r10:61c88647 r9:8587bc00 r8:856fb92c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85744580 INFO: task kworker/0:415:5900 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d9b02000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:416:5901 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:416 state:D stack:0 pid:5901 tgid:5901 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec721d84 r8:00000002 r7:60000113 r6:ec721d8c r5:8587c800 r4:8587c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8587c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec721e08 r9:83018005 r8:8587c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 r5:8579ab8c r4:8579a800 r7:dddced80 r6:83018000 r5:8579ab8c r4:856fb980 r10:00000000 r9:856fb980 r8:80287e08 r7:ec871e60 r6:856f9780 r5:8587c800 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0175fb0 to 0xe0175ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:ec731d84 r8:00000002 r7:60000113 r6:ec731d8c r5:8587d400 r4:00000000 r4:00000000 r5:8579af8c r4:8579ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579af8c r4:856fba00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8587d400 r8:856fba2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fba00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fba00 r8:80287e08 r7:ec721e60 r6:856f9800 r5:8587d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec731fb0 to 0xec731ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857446c0 INFO: task kworker/0:417:5903 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d9f15000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ec88dd84 r8:00000002 r7:60000113 r6:ec88dd8c r5:8587a400 r4:00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:857a038c r4:857a0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8587a400 r8:856fbaac r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0175d28 to 0xe0175d70) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:419:5907 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:419 state:D stack:0 pid:5907 tgid:5907 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec891d84 r8:00000002 r7:60000113 r6:ec891d8c r5:8587e000 r4:8587e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8587e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8587e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb329000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8579b38c r4:8579b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579b38c r4:856fbb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8587e000 r8:856fbb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fbb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fbb00 r8:80287e08 r7:ec88de60 r6:856f9900 r5:8587e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec891fb0 to 0xec891ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85744bc0 INFO: task kworker/0:419:5907 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:420:5909 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:420 state:D stack:0 pid:5909 tgid:5909 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec899d84 r8:00000002 r7:60000113 r6:ec899d8c r5:8587ec00 r4:8587ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8587ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744c40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8587ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8579b78c r4:8579b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579b78c r4:856fbb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8587ec00 r8:856fbbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fbb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fbb80 r8:80287e08 r7:ec88de60 r6:856f9980 r5:8587ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec899fb0 to 0xec899ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85744a40 INFO: task kworker/0:420:5909 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: da4da000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0175fb0 to 0xe0175ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:421 state:D stack:0 pid:5911 tgid:5911 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8a1d84 r8:00000002 r7:60000113 r6:ec8a1d8c r5:85880c00 r4:85880c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85880c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85880c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6e5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8579bb8c r4:8579b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579bb8c r4:856fbc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85880c00 r8:856fbc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fbc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fbc00 r8:80287e08 r7:ec88de60 r6:856f9a00 r5:85880c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8a1fb0 to 0xec8a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85744c00 INFO: task kworker/0:421:5911 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: da8f8000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0175dc0 r4:00000000 r5:00001000 r4:e0039000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r4:849f2e80 r4:00000001 5fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:422:5913 blocked for more than 476 seconds. Call trace: r4:85880000 r5:85880000 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744e00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8579bf8c r4:8579bc00 r7:dddced80 r6:83018000 r5:8579bf8c r4:856fbc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85880000 r8:856fbcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fbc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fbc80 r8:80287e08 r7:ec88de60 r6:856f9a80 r5:85880000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8a9fb0 to 0xec8a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85744c00 INFO: task kworker/0:422:5913 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: da8f8000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:423:5915 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:423 state:D stack:0 pid:5915 tgid:5915 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8b1d84 r8:00000002 r7:60000013 r6:ec8b1d8c r5:85881800 r4:85881800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85881800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85881800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8e1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a078c r4:857a0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a078c r4:856fbd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85881800 r8:856fbd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fbd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fbd00 r8:80287e08 r7:ec88de60 r6:856f9b00 r5:85881800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8b1fb0 to 0xec8b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85744e40 INFO: task kworker/0:423:5915 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dace1000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:424:5918 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:424 state:D stack:0 pid:5918 tgid:5918 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ec8bdd84 r8:00000002 r7:60000113 r6:ec8bdd8c r5:85884800 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:425:5921 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:425 state:D stack:0 pid:5921 tgid:5921 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8c9d84 r8:00000002 r7:60000113 r6:ec8c9d8c r5:85883c00 r4:85883c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85883c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857612c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85883c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:856fbe00 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 INFO: task kworker/0:426:5922 blocked for more than 476 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8cdd84 r8:00000002 r7:60000113 r6:ec8cdd8c r5:85885400 r4:85885400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85885400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85885400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb47000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a178c r4:857a1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a178c r4:856fbe80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85885400 r8:856fbeac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fbe80 Exception stack(0xec8cdfb0 to 0xec8cdff8) Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fa0: 00000000 00000000 00000000 00000000 r4:85882400 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:856fbf00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:85886000 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857616c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:856fbf80 r8:80287e08 r7:ec8cde60 r6:856f9d80 r5:85886000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r4:849f2e80 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ec8e5d84 r8:00000002 r7:60000113 r6:ec8e5d8c r5:85886c00 r5:85886c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85886c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a238c r4:857a2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a238c r4:85772000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85886c00 r8:8577202c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772000 r8:80287e08 r7:ec8dde60 r6:856f9e00 r5:85886c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8e5fb0 to 0xec8e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85761640 INFO: task kworker/0:429:5928 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: db7de000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xec8e9fb0 to 0xec8e9ff8) Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r5:00001000 r4:e0039000 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:431:5932 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:431 state:D stack:0 pid:5932 tgid:5932 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000013 r6:ec8f5d8c r5:85889800 r4:85889800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85889800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761d00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a2f8c r4:857a2c00 r7:dddced80 r6:83018000 r5:857a2f8c r4:85772100 r4:85772100 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:432:5933 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:432 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8f9d84 r8:00000002 r7:60000113 r6:ec8f9d8c r5:85888000 r4:85888000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85888000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85888000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc55000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a278c r4:857a2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a278c r4:85772180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85888000 r8:857721ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772180 r8:80287e08 r7:ec8f5e60 r6:856f9f80 r5:85888000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fa0: 00000000 00000000 00000000 00000000 task:kworker/0:433 state:D stack:0 pid:5935 tgid:5935 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec901d84 r8:00000002 r7:60000113 r6:ec901d8c r5:85888c00 r4:85888c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85888c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85888c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a2b8c r4:857a2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a2b8c r4:85772200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85888c00 r8:8577222c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772200 r8:80287e08 r7:ec8f5e60 r6:857c1000 r5:85888c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec901fb0 to 0xec901ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85761a00 INFO: task kworker/0:433:5935 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dbd9a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:848f9140 task:kworker/0:434 state:D stack:0 pid:5938 tgid:5938 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a378c r4:857a3400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:00001000 r4:e0039000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:435 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec90dd84 r8:00000002 r7:60000113 r6:ec90dd8c r5:8588bc00 r4:8588bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd0f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a338c r4:857a3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a338c r4:85772300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588bc00 r8:8577232c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772300 r8:80287e08 r7:ec909e60 r6:857c1100 r5:8588bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec90dfb0 to 0xec90dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85761c80 INFO: task kworker/0:435:5939 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dc330000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r5:00001000 r4:e0039000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849f2e80 r4:00000001 5fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:965:5943 blocked for more than 476 seconds. Workqueue: events bpf_prog_free_deferred r4:8588c800 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586fcc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8588c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583bf8c r4:8583bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583bf8c r4:857c1180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588c800 r8:857c11ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c1180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c1180 r8:80287e08 r7:ec875e60 r6:857c1200 r5:8588c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec879fb0 to 0xec879ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8586f080 INFO: task kworker/1:965:5943 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dc6f7000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:436:5944 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:436 state:D stack:0 pid:5944 tgid:5944 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8fdd84 r8:00000002 r7:60000013 r6:ec8fdd8c r5:8588d400 r4:8588d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588d400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd43000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a3b8c r4:857a3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a3b8c r4:85772380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588d400 r8:857723ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772380 r8:80287e08 r7:ec909e60 r6:857c1280 r5:8588d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8fdfb0 to 0xec8fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b0300 INFO: task kworker/0:436:5944 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dc6f7000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:437:5946 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:437 state:D stack:0 pid:5946 tgid:5946 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec915d84 r8:00000002 r7:60000113 r6:ec915d8c r5:8588ec00 r4:8588ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0400 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a3f8c r4:857a3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a3f8c r4:85772400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588ec00 r8:8577242c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772400 r8:80287e08 r7:ec8fde60 r6:857c1300 r5:8588ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec915fb0 to 0xec915ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b0180 INFO: task kworker/0:437:5946 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dcaea000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:438:5949 blocked for more than 477 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85883000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ec617000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a4b8c r4:85772480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85883000 r8:857724ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772480 r8:80287e08 r7:ec915e60 r6:857c1380 r5:85883000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec921fb0 to 0xec921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b0540 INFO: task kworker/0:438:5949 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dcaea000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:439:5950 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:439 state:D stack:0 pid:5950 tgid:5950 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec925d84 r8:00000002 r7:60000013 r6:ec925d8c r5:8588b000 r4:8588b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588b000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a438c r4:857a4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a438c r4:85772500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588b000 r8:8577252c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772500 r8:80287e08 r7:ec921e60 r6:857c1400 r5:8588b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r4:00000001 r4:848f9140 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85890c00 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85890c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a478c r4:857a4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a478c r4:85772580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85890c00 r8:857725ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772580 r8:80287e08 r7:ec921e60 r6:857c1480 r5:85890c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec92dfb0 to 0xec92dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b04c0 INFO: task kworker/0:440:5952 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dcaea000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:848f9140 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85890000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec631000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a4f8c r4:857a4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a4f8c r4:85772600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85890000 r8:8577262c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772600 r8:80287e08 r7:ec921e60 r6:857c1500 r5:85890000 r4:00000001 Exception stack(0xec939fb0 to 0xec939ff8) r4:857b0680 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r4:00000000 r5:84b0478c r4:84b04400 r4:849f2e80 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:442:5957 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:442 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec941d84 r8:00000002 r7:60000113 r6:ec941d8c r5:85893000 r4:85893000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85893000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85893000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec65b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dd11d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:443:5958 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:443 state:D stack:0 pid:5958 tgid:5958 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec945d84 r8:00000002 r7:60000013 r6:ec945d8c r5:85892400 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:ec749000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a738c r4:85772700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85892400 r8:8577272c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772700 r8:80287e08 r7:ec941e60 r6:857c1600 r5:85892400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec945fb0 to 0xec945ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b0a40 INFO: task kworker/0:443:5958 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dd437000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018005 r8:85891800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a578c r4:857a5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a578c r4:85772780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85891800 r8:857727ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772780 r8:80287e08 r7:ec945e60 r6:857c1680 r5:85891800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec94dfb0 to 0xec94dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b0a80 INFO: task kworker/0:444:5960 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dd87d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84bae000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec68f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a5b8c r4:857a5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a5b8c r4:85772800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bae000 r8:8577282c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772800 r8:80287e08 r7:ec945e60 r6:85772880 r5:84bae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec885fb0 to 0xec885ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:848f9140 r5:84bab000 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0e40 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:447:5967 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:447 state:D stack:0 pid:5967 tgid:5967 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec959d84 r8:00000002 r7:60000013 r6:ec959d8c r5:84baec00 r4:84baec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84baec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec959e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84baec00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a638c r4:857a6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:00001000 r4:e0039000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:448:5969 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:448 state:D stack:0 pid:5969 tgid:5969 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec95dd84 r8:00000002 r7:60000013 r6:ec95dd8c r5:84bb8c00 r4:84bb8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bb8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec95de08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xec95dfb0 to 0xec95dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85761fc0 INFO: task kworker/0:448:5969 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: de157000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:848f9140 Workqueue: events bpf_prog_free_deferred r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85992200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bb9800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec751000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581b38c r4:8581b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8581b38c r4:857c1700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb9800 r8:857c172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c1700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c1700 r8:80287e08 r7:ec875e60 r6:85772c00 r5:84bb9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec965fb0 to 0xec965ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8586fa00 INFO: task kworker/1:966:5972 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:449:5974 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:449 state:D stack:0 pid:5974 tgid:5974 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec96dd84 r8:00000002 r7:60000113 r6:ec96dd8c r5:84bbb000 r4:84bbb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bbb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec96de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cc340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bbb000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec725000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a6b8c r4:857a6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xec96dfb0 to 0xec96dff8) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 r4:849f2e80 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84bb8000 r8:85772dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772d80 r8:80287e08 r7:ec945e60 r6:85772e00 r5:84bb8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec971fb0 to 0xec971ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857cc300 INFO: task kworker/0:450:5975 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: de87f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r9:83018005 r8:84bbc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 r7:dddced80 r6:83018000 r5:857a778c r4:85772e80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dec3a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 r10:8291a684 r9:ec969d84 r8:00000002 r7:60000013 r6:ec969d8c r5:84bbbc00 r5:00001000 r4:ec765000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:00001000 r4:e0039000 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r5:84bbe000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586f7c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bbe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec77d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585438c r4:85854000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585438c r4:857c1780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bbe000 r8:857c17ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c1780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c1780 r8:80287e08 r7:ec965e60 r6:857ca080 r5:84bbe000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec97dfb0 to 0xec97dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8586fa00 INFO: task kworker/1:967:5980 is blocked on a mutex likely owned by task kworker/1:222:3689. [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r5:00001000 r4:e0039000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:ec981d84 r8:00000002 r7:60000113 r6:ec981d8c r5:84bbd400 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:857ca100 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ccbc0 INFO: task kworker/0:453:5983 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ded07000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 r5:00001000 r4:e0039000 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f9140 r5:84bba400 r4:8291a680 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bba400 r8:857ca22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857ca200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857ca200 r8:80287e08 r7:ec981e60 r6:857ca280 r5:84bba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec985fb0 to 0xec985ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ccc00 INFO: task kworker/0:454:5985 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0175fb0 to 0xe0175ff8) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ec98dd84 r8:00000002 r7:60000013 r6:ec98dd8c r5:857d8c00 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Workqueue: events bpf_prog_free_deferred [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: df2af000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:968 state:D stack:0 pid:5988 tgid:5988 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xec991fb0 to 0xec991ff8) Workqueue: events bpf_prog_free_deferred 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:00001000 r4:e0039000 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:969:5990 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:969 state:D stack:0 pid:5990 tgid:5990 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec999d84 r8:00000002 r7:60000113 r6:ec999d8c r5:857db000 r4:857db000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857db000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:849f2e80 r4:848f9140 r4:857da400 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dfa04000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 INFO: task kworker/0:457:5994 blocked for more than 477 seconds. [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:857c9800 5d20: dfac7000 dffdb000 00000001 80239b98 7f8d9000 00000001 r4:00000000 r4:849f2e80 Not tainted 6.15.0-rc7-syzkaller #0 r4:85895400 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c9900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85895400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb46d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bd38c r4:858bd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858bd38c r4:857ca700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85895400 r8:857ca72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857ca700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857ca700 r8:80287e08 r7:ec829e60 r6:857c1900 r5:85895400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9a1fb0 to 0xec9a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857c9780 INFO: task kworker/0:458:5997 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:459:5999 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:459 state:D stack:0 pid:5999 tgid:5999 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9a9d84 r8:00000002 r7:60000113 r6:ec9a9d8c r5:85894800 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb98b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858be78c r4:858be400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858be78c r4:857ca780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:61c88647 r9:85896000 r8:857ca82c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xec9adfb0 to 0xec9adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857c9940 INFO: task kworker/0:460:6000 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 7fd1e000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 900f0013 ffffffff r5:900f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/0:461 state:D stack:0 pid:6002 tgid:6002 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:858bdb8c r4:858bd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Not tainted 6.15.0-rc7-syzkaller #0 r4:00000000 r5:00001000 r4:eb837000 r10:61c88647 r9:85893c00 r8:857ca92c r7:82804d40 r6:dddced80 r5:dddceda0 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:463:6006 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:463 state:D stack:0 pid:6006 tgid:6006 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9c5d84 r8:00000002 r7:60000113 r6:ec9c5d8c r5:85898c00 r4:85898c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85898c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c9e40 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:858be38c r4:857ca980 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:84b04b8c r4:84b04800 Exception stack(0xe0179fb0 to 0xe0179ff8) r4:85898000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:858bf38c r4:857caa00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d60: 80230ad0 80239bb0 800f0013 ffffffff r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:465 state:D stack:0 pid:6010 tgid:6010 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9d5d84 r8:00000002 r7:60000113 r6:ec9d5d8c r5:85899800 r4:85899800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85899800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586fe40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85899800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858beb8c r4:858be800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858beb8c r4:857caa80 r10:00000000 r9:857caa80 r8:80287e08 r7:ec9cde60 r6:857c1c80 r5:85899800 Exception stack(0xe0179d28 to 0xe0179d70) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) INFO: task kworker/0:466:6012 blocked for more than 477 seconds. [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:858bef8c r4:858bec00 r4:00000001 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 800f0013 ffffffff [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:467:6014 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:467 state:D stack:0 pid:6014 tgid:6014 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9e5d84 r8:00000002 r7:60000113 r6:ec9e5d8c r5:8589c800 r4:8589c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8589c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582d400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8589c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebab1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bfb8c r4:858bf800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858bfb8c r4:857cab80 Exception stack(0xec9e5fb0 to 0xec9e5ff8) r4:00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 Workqueue: events bpf_prog_free_deferred [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:61c88647 r9:8589bc00 r8:857cac2c r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:469:6018 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:469 state:D stack:0 pid:6018 tgid:6018 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8580838c r4:85808000 r10:61c88647 r9:8589e000 r8:857cacac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:470 state:D stack:0 pid:6020 tgid:6020 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9fdd84 r8:00000002 r7:60000013 r6:ec9fdd8c r5:8589d400 r4:8589d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8589d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582d580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8589d400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebadb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bff8c r4:858bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857cad00 task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:e004f000 r4:00000001 task:kworker/0:471 state:D stack:0 pid:6023 tgid:6023 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:ec647000 r10:61c88647 r9:8589ec00 r8:857cadac r7:82804d40 r6:dddced80 r5:dddceda0 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:472:6025 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:472 state:D stack:0 pid:6025 tgid:6025 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca05d84 r8:00000002 r7:60000013 r6:eca05d8c r5:8589b000 r4:8589b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8589b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca05e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582da00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:ec7c3000 r5:85808b8c r4:85808800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d60: 80230ad0 80239bb0 800f0013 ffffffff r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec911e08 r5:85808f8c r4:85808c00 r10:00000000 r9:857cae80 r8:80287e08 r7:eca05e60 r6:857caf00 r5:857de000 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:474:6030 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:474 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec961d84 r8:00000002 r7:60000013 r6:ec961d8c r5:857dd400 r4:857dd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857dd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r4:00000000 r5:8580938c r4:85809000 r10:61c88647 r9:857dd400 r8:857cafac r7:82804d40 r6:dddced80 r5:dddceda0 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Call trace: [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:61c88647 r9:857dc800 r8:858b80ac r7:82804d40 r6:dddced80 r5:dddceda0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:476:6034 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:476 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8a5d84 r8:00000002 r7:60000013 r6:ec8a5d8c r5:857d8000 r4:857d8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a5e08 r5:00001000 r4:eb5a3000 r5:85809b8c r4:85809800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85809b8c r4:858b8180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d8000 r8:858b81ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8180 r8:80287e08 r7:ec9f9e60 r6:858b8200 r5:857d8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8a5fb0 to 0xec8a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84774f80 INFO: task kworker/0:476:6034 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85809f8c r4:85809c00 r10:61c88647 r9:858a0c00 r8:858b82ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:858b8280 r8:80287e08 r7:ec8a5e60 r6:858e0080 r5:858a0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8b9fb0 to 0xec8b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84774f80 INFO: task kworker/0:477:6035 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 824db000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:478:6038 blocked for more than 477 seconds. [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8580a38c r4:8580a000 r10:61c88647 r9:858a3000 r8:858b832c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec919d84 r8:00000002 r7:60000113 r6:ec919d8c r5:858a1800 r4:858a1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec919e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb90d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580a78c r4:8580a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580a78c r4:858b8380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a1800 r8:858b83ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8380 r8:80287e08 r7:ec905e60 r6:858e0180 r5:858a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec919fb0 to 0xec919ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858e3100 INFO: task kworker/0:479:6039 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 82aaf000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:842ee480 task:kworker/0:480 state:D stack:0 pid:6040 tgid:6040 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 r9:83018005 r8:858a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 r5:8580af8c r4:8580ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580af8c r4:858b8400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a0000 r8:858b842c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8400 r8:80287e08 r7:ec919e60 r6:858e0200 r5:858a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec931fb0 to 0xec931ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858e31c0 INFO: task kworker/0:480:6040 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 82de5000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8b5d84 r8:00000002 r7:60000113 r6:ec8b5d8c r5:858a3c00 r4:858a3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580ab8c r4:8580a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580ab8c r4:858b8480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a3c00 r8:858b84ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8480 r8:80287e08 r7:ec931e60 r6:858e0280 r5:858a3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8b5fb0 to 0xec8b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:858e31c0 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 r4:e0179dc0 r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0179fb0 to 0xe0179ff8) Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:482 state:D stack:0 pid:6046 tgid:6046 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:858a4800 r4:858a4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd09000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580bf8c r4:8580bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580bf8c r4:858b8500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a4800 r8:858b852c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8500 r8:80287e08 r7:ec931e60 r6:858e0300 r5:858a4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca11fb0 to 0xeca11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858e3480 INFO: task kworker/0:482:6046 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8353b000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r5:00001000 r4:e004f000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:483:6047 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:483 state:D stack:0 pid:6047 tgid:6047 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca15d84 r8:00000002 r7:60000113 r6:eca15d8c r5:858a6000 r4:858a6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca15e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbe3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580b38c r4:8580b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580b38c r4:858b8580 r10:61c88647 r9:858a6000 r8:858b85ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8580 r8:80287e08 r7:eca11e60 r6:858e0380 r5:858a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca15fb0 to 0xeca15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:858e3480 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r5:00001000 r4:e004f000 r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:484 state:D stack:0 pid:6049 tgid:6049 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca1de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc5f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580b78c r4:8580b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580b78c r4:858b8600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a5400 r8:858b862c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8600 r8:80287e08 r7:eca11e60 r6:858e0400 r5:858a5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca1dfb0 to 0xeca1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858e3580 INFO: task kworker/0:484:6049 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8398e000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:485:6052 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:485 state:D stack:0 pid:6052 tgid:6052 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8edd84 r8:00000002 r7:60000113 r6:ec8edd8c r5:858a6c00 r4:858a6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3940 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8580bb8c r4:8580b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:858a6c00 r8:858b86ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8680 r8:80287e08 r7:eca11e60 r6:858e0480 r5:858a6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8edfb0 to 0xec8edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858e3a80 INFO: task kworker/0:485:6052 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 83d7d000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:842ee480 task:kworker/0:486 state:D stack:0 pid:6054 tgid:6054 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca25e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85811b8c r4:85811800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:858b8700 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 843fb000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:487:6056 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:487 state:D stack:0 pid:6056 tgid:6056 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca2dd84 r8:00000002 r7:60000013 r6:eca2dd8c r5:85920c00 r4:85920c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85920c00 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:8581038c r4:85810000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581038c r4:858b8780 r4:858b8780 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 843fb000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:488:6058 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eca35d84 r8:00000002 r7:60000113 r6:eca35d8c r5:85920000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8581078c r4:85810400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581078c r4:858b8800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85920000 r8:858b882c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8800 r8:80287e08 r7:eca25e60 r6:858e0600 r5:85920000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca35fb0 to 0xeca35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858e3b80 INFO: task kworker/0:488:6058 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 84e73000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:489:6060 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:489 state:D stack:0 pid:6060 tgid:6060 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca3dd84 r8:00000002 r7:60000113 r6:eca3dd8c r5:85921800 r4:85921800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85921800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca3de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3e80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85921800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85810b8c r4:85810800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85810b8c r4:858b8880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85921800 r8:858b88ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8880 r8:80287e08 r7:eca25e60 r6:858e0680 r5:85921800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca3dfb0 to 0xeca3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858e3cc0 INFO: task kworker/0:489:6060 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8505f000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 r5:84b04b8c r4:84b04800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85810f8c r4:85810c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85810f8c r4:858b8900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85923c00 r8:858b892c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8900 r8:80287e08 r7:eca25e60 r6:858e0700 r5:85923c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca45fb0 to 0xeca45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858e3dc0 INFO: task kworker/0:490:6062 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:82ac21e4 r5:00001000 r4:e004f000 Exception stack(0xe0179fb0 to 0xe0179ff8) Call trace: [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r7:dddced80 r6:83018000 r5:8581138c r4:858b8980 r4:85828b80 Exception stack(0xe0179d28 to 0xe0179d70) r4:00000000 r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:492:6065 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:492 state:D stack:0 pid:6065 tgid:6065 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca51d84 r8:00000002 r7:60000013 r6:eca51d8c r5:85924800 r4:85924800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8581178c r4:85811400 r10:00000000 r9:858b8a00 r8:80287e08 r7:eca25e60 r6:858e0800 r5:85924800 9d20: 85d4b000 e0029000 00000001 80239b98 7f911000 00000001 r5:00001000 r4:e004f000 r4:00000001 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:61c88647 r9:85925400 r8:858b8aac r7:82804d40 r6:dddced80 r5:dddceda0 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:970:6071 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:970 state:D stack:0 pid:6071 tgid:6071 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca55d84 r8:00000002 r7:60000113 r6:eca55d8c r5:85926000 r4:85926000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85926000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca55e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85926000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec75d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d80 r6:83018200 r5:8585578c r4:858e0900 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:82ac21e4 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8581238c r4:85812000 r10:61c88647 r9:85926c00 r8:858b8b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8b00 r8:80287e08 r7:eca19e60 r6:858e0a00 r5:85926c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca59fb0 to 0xeca59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f62c0 INFO: task kworker/0:494:6073 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 86dd0000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:85922400 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f6580 r5:8581278c r4:85812400 dfa0: 00000000 00000000 00000000 00000000 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8581338c r4:85813000 r10:00000000 r9:858b8c00 r8:80287e08 r7:eca5de60 r6:858e0b00 r5:858a2400 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f6500 INFO: task kworker/0:496:6077 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 87332000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r5:85928000 r4:8291a680 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85812b8c r4:85812800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred r4:00000000 r5:85812f8c r4:85812c00 r10:00000000 r9:858b8d00 r8:80287e08 r7:eca61e60 r6:858e0c00 r5:85928c00 9d20: 87af6000 e0029000 00000001 80239b98 7f911000 00000001 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591a500 r5:8585638c r4:85856000 r10:00000000 r9:858e0c80 r8:80287e08 r7:ec965e60 r6:858e0d00 r5:85929800 Exception stack(0xe0179d28 to 0xe0179d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eca71d84 r8:00000002 r7:60000113 r6:eca71d8c r5:8592a400 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:8581378c r4:858b8d80 r4:858f6980 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85813b8c r4:858b8e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8592b000 r8:858b8e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8e00 r8:80287e08 r7:eca71e60 r6:858e0e00 r5:8592b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca75fb0 to 0xeca75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f6a40 INFO: task kworker/0:500:6087 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8804b000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:8592bc00 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85813f8c r4:85813c00 r4:858b8e80 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:502:6090 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:502 state:D stack:0 pid:6090 tgid:6090 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca7dd84 r8:00000002 r7:60000113 r6:eca7dd8c r5:8592c800 r4:8592c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8592c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f6ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8592c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8581438c r4:85814000 r4:858b8f00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 r4:842ee480 Call trace: [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r7:dddced80 r6:83018000 r5:8581478c r4:858b8f80 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 88eac000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85930000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca8de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f11c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85930000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 r5:85814b8c r4:85814800 r10:61c88647 r9:85930000 r8:858f902c r7:82804d40 r6:dddced80 r5:dddceda0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/0:505 state:D stack:0 pid:6096 tgid:6096 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:eb653000 r5:8581538c r4:85815000 r4:858f9080 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:842ee480 r4:85932400 r4:00000000 r5:85814f8c r4:85814c00 r4:858f9100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9100 r8:80287e08 r7:eca91e60 r6:858fe100 r5:85932400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca99fb0 to 0xeca99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f1180 INFO: task kworker/0:506:6098 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 893e6000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:00001000 r4:eb96d000 r5:85815b8c r4:85815800 r4:00000001 task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:508:6102 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:508 state:D stack:0 pid:6102 tgid:6102 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaa9d84 r8:00000002 r7:60000113 r6:ecaa9d8c r5:85933000 r4:85933000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85933000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f1500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85933000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb827000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581578c r4:85815400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581578c r4:858f9200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85933000 r8:858f922c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xecaa9fb0 to 0xecaa9ff8) task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 INFO: task kworker/0:509:6104 blocked for more than 478 seconds. Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecab1d84 r8:00000002 r7:60000013 r6:ecab1d8c r5:85933c00 r4:85933c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85933c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f1a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85933c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba5f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581678c r4:85816400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581678c r4:858f9280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85933c00 r8:858f92ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9280 r8:80287e08 r7:ecaa1e60 r6:858fe280 r5:85933c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecab1fb0 to 0xecab1ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 INFO: task kworker/0:510:6106 blocked for more than 478 seconds. Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecab9d84 r8:00000002 r7:60000113 r6:ecab9d8c r5:85934800 r4:85934800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85934800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f1780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85934800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85815f8c r4:85815c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85815f8c r4:858f9300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85934800 r8:858f932c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9300 r8:80287e08 r7:ecab1e60 r6:858fe300 r5:85934800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecab9fb0 to 0xecab9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f1680 INFO: task kworker/0:510:6106 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 89f26000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b04b8c r4:84b04800 r4:84aec000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85935400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8581638c r4:85816000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581638c r4:858f9380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85935400 r8:858f93ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9380 r8:80287e08 r7:ecab1e60 r6:858fe380 r5:85935400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecac1fb0 to 0xecac1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f17c0 INFO: task kworker/0:511:6108 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 89f26000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 Exception stack(0xe0179fb0 to 0xe0179ff8) INFO: task kworker/0:512:6110 blocked for more than 479 seconds. r4:85936000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac9e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85816f8c r4:85816c00 r7:dddced80 r6:83018000 r5:85816f8c r4:858f9400 r10:00000000 r9:858f9400 r8:80287e08 r7:ecab1e60 r6:858fe400 r5:85936000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f1900 INFO: task kworker/0:512:6110 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8a769000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:513:6112 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecad1d84 r8:00000002 r7:60000113 r6:ecad1d8c r5:8592e000 r4:8592e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8592e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f1b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8592e000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85816b8c r4:85816800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85816b8c r4:858f9480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8592e000 r8:858f94ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9480 r8:80287e08 r7:ecac9e60 r6:858fe480 r5:8592e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecad1fb0 to 0xecad1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:858f1c40 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85817b8c r4:85817800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:858f9500 Exception stack(0xecad9fb0 to 0xecad9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f1b00 INFO: task kworker/0:514:6114 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8abdd000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:515:6115 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:515 state:D stack:0 pid:6115 tgid:6115 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaddd84 r8:00000002 r7:60000113 r6:ecaddd8c r5:85938000 r4:85938000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85938000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8581738c r4:858f9580 r10:00000000 r9:858f9580 r8:80287e08 r7:ecad9e60 r6:858fe580 r5:85938000 task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8ae1c000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Not tainted 6.15.0-rc7-syzkaller #0 r4:85939800 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:ec867000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581778c r4:85817400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581778c r4:858f9600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85939800 r8:858f962c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9600 r8:80287e08 r7:ecad9e60 r6:858fe600 r5:85939800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecae9fb0 to 0xecae9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f66c0 INFO: task kworker/0:516:6120 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8ae1c000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:8593a400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590f180 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85817f8c r4:85817c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85817f8c r4:858f9680 r10:61c88647 r9:8593a400 r8:858f96ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xec9e9fb0 to 0xec9e9ff8) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f1fc0 INFO: task kworker/0:517:6121 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8b199000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:518:6123 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:518 state:D stack:0 pid:6123 tgid:6123 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:85938c00 r4:85938c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85938c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8581838c r4:85818000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581838c r4:858f9700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:858f9700 r10:00000000 r9:858f9700 r8:80287e08 r7:ec9e9e60 r6:858fe700 r5:85938c00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 Exception stack(0xe0179d28 to 0xe0179d70) 9d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:519:6125 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:519 state:D stack:0 pid:6125 tgid:6125 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaf1d84 r8:00000002 r7:60000013 r6:ecaf1d8c r5:8593b000 r4:8593b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8593b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590f6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8593b000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8593b000 r8:858f982c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8b96d000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:520:6126 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:520 state:D stack:0 pid:6126 tgid:6126 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaf5d84 r8:00000002 r7:60000013 r6:ecaf5d8c r5:8593c800 r5:8593c800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590f5c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8593c800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb19000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581878c r4:85818400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581878c r4:858f9780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8593c800 r8:858f97ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9780 r8:80287e08 r7:ecaf1e60 r6:858fe800 r5:8593c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecaf5fb0 to 0xecaf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8590f200 INFO: task kworker/0:520:6126 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8bd4d000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:972:6132 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:972 state:D stack:0 pid:6132 tgid:6132 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca69d84 r8:00000002 r7:60000113 r6:eca69d8c r5:8593d400 r4:8593d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8593d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca69e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591ae00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8593d400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 r5:00001000 r4:ec5a1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585678c r4:85856400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585678c r4:858fe880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8593d400 r8:858fe8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858fe880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858fe880 r8:80287e08 r7:ec965e60 r6:858fe900 r5:8593d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca69fb0 to 0xeca69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8591a480 INFO: task kworker/1:972:6132 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8bd4d000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 r5:00001000 r4:e004f000 r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590fb80 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85819b8c r4:858f9880 r10:00000000 r9:858f9880 r8:80287e08 r7:ecaf1e60 r6:858fe980 r5:8593e000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8590f4c0 INFO: task kworker/0:521:6133 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8c418000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff