Extracting prog: 11m24.098544746s Minimizing prog: 1h15m51.564756098s Simplifying prog options: 0s Extracting C: 8m38.407208283s Simplifying C: 58m33.53776016s 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$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x11, 0xc, &(0x7f0000000380)=ANY=[@ANYBLOB="18010000200000000000000000000000850000006d0000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000006d00000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x4, '\x00', 0x0, @fallback=0x17, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000180)='tlb_flush\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$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x11, 0xc, &(0x7f0000000380)=ANY=[@ANYBLOB="18010000200000000000000000000000850000006d0000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000006d00000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x4, '\x00', 0x0, @fallback=0x17, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000180)='tlb_flush\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$PROG_LOAD detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x11, 0xc, &(0x7f0000000380)=ANY=[@ANYBLOB="18010000200000000000000000000000850000006d0000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000006d00000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x4, '\x00', 0x0, @fallback=0x17, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94) 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$PROG_LOAD detailed listing: executing program 0: bpf$PROG_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$PROG_LOAD detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x11, 0xc, 0x0, &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x4, '\x00', 0x0, @fallback=0x17, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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$PROG_LOAD detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x11, 0xc, &(0x7f0000000380)=ANY=[@ANYBLOB], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x4, '\x00', 0x0, @fallback=0x17, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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$PROG_LOAD detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x11, 0xc, &(0x7f0000000380)=ANY=[@ANYBLOB="18010000200000000000000000000000850000006d0000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000006d00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, '\x00', 0x0, @fallback=0x17, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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$PROG_LOAD program crashed: INFO: task hung in _vm_unmap_aliases simplifying C reproducer testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_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$PROG_LOAD program crashed: INFO: task hung in _vm_unmap_aliases testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_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$PROG_LOAD program crashed: INFO: task hung in _vm_unmap_aliases testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_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$PROG_LOAD program crashed: INFO: task hung in _vm_unmap_aliases reproducing took 2h34m27.608310577s repro crashed as (corrupted=false): INFO: task kworker/0:1:11 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1 state:D stack:0 pid:11 tgid:11 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df845d84 r8:00000002 r7:60000113 r6:df845d8c r5:83238000 r4:83238000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83238000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df845e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83238000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8537ef8c r4:8537ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8537ef8c r4:830b8580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83238000 r8:830b85ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:830b8580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8580 r8:80287e08 r7:df83de60 r6:830b8680 r5:83238000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf845fb0 to 0xdf845ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:830b5940 INFO: task kworker/0:1:11 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 INFO: task kworker/1:0:23 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:0 state:D stack:0 pid:23 tgid:23 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df879d84 r8:00000002 r7:60000013 r6:df879d8c r5:83242400 r4:83242400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83242400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df879e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85141880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b09b8c r4:85b09800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b09b8c r4:830cc080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83242400 r8:830cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:830cc080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc080 r8:80287e08 r7:df819d50 r6:830cc100 r5:83242400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf879fb0 to 0xdf879ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:830cb100 INFO: task kworker/1:0:23 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 INFO: task kworker/0:2:48 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:2 state:D stack:0 pid:48 tgid:48 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df925d84 r8:00000002 r7:60000113 r6:df925d8c r5:8380e000 r4:8380e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8380e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df925e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aad40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8380e000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0669000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535678c r4:85356400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8535678c r4:833e0c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8380e000 r8:833e0cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:833e0c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:833e0c80 r8:80287e08 r7:df845e60 r6:833e0d80 r5:8380e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf925fb0 to 0xdf925ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:833e3340 INFO: task kworker/0:2:48 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 INFO: task kworker/1:2:2859 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:2859 tgid:2859 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebe69d84 r8:00000002 r7:60000113 r6:ebe69d8c r5:8417c800 r4:8417c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8417c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe69e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c64c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8417c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc2d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bfa38c r4:84bfa000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bfa38c r4:83c38f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8417c800 r8:83c38fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83c38f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83c38f80 r8:80287e08 r7:df931e60 r6:843e1100 r5:8417c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe69fb0 to 0xebe69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8433fe00 INFO: task kworker/1:2:2859 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 INFO: task kworker/0:3:3113 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:3 state:D stack:0 pid:3113 tgid:3113 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9b5d84 r8:00000002 r7:60000113 r6:df9b5d8c r5:83b3ec00 r4:83b3ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b3ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507e400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b3ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0717000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8515b38c r4:8515b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8515b38c r4:838c9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b3ec00 r8:838c9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:838c9e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:838c9e00 r8:80287e08 r7:df845e60 r6:84a32200 r5:83b3ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9b5fb0 to 0xdf9b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84815100 INFO: task kworker/0:3:3113 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 INFO: task kworker/1:4:3118 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:4 state:D stack:0 pid:3118 tgid:3118 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9c1d84 r8:00000002 r7:60000113 r6:df9c1d8c r5:83b3a400 r4:83b3a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b3a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c6cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83b3a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bfaf8c r4:84bfac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bfaf8c r4:84819700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b3a400 r8:8481972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819700 r8:80287e08 r7:ebe69e60 r6:84a32f00 r5:83b3a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9c1fb0 to 0xdf9c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8434e9c0 INFO: task kworker/1:4:3118 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 INFO: task kworker/1:5:3120 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:5 state:D stack:0 pid:3120 tgid:3120 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9c5d84 r8:00000002 r7:60000113 r6:df9c5d8c r5:83252400 r4:83252400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83252400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506b080 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83252400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e01bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be778c r4:84be7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be778c r4:84819800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83252400 r8:8481982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819800 r8:80287e08 r7:df9c1e60 r6:840f4580 r5:83252400 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 r4:8434eac0 INFO: task kworker/1:5:3120 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 INFO: task kworker/1:6:3123 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/1:6 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9d5d84 r8:00000002 r7:60000113 r6:df9d5d8c r5:83243c00 r4:83243c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83243c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85091500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfcd3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84750f8c r4:84750c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84750f8c r4:84819600 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8481962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819600 r8:80287e08 r7:df9c5e60 r6:84295a80 r5:83243c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9d5fb0 to 0xdf9d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8434ed00 INFO: task kworker/1:6:3123 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 INFO: task kworker/1:7:3124 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/1:7 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9d9d84 r8:00000002 r7:60000013 r6:df9d9d8c r5:845f4800 r4:845f4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845f4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85114fc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb63000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8515078c r4:85150400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8515078c r4:84819880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845f4800 r8:848198ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819880 r8:80287e08 r7:df9d5e60 r6:84295a00 r5:845f4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8434ee00 INFO: task kworker/1:7:3124 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 INFO: task kworker/1:8:3126 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:8 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9e5d84 r8:00000002 r7:60000113 r6:df9e5d8c r5:83236000 r4:83236000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83236000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852745c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83236000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0685000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517178c r4:85171400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517178c r4:84819580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83236000 r8:848195ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819580 r8:80287e08 r7:df9d9e60 r6:84819400 r5:83236000 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 r4:8434eec0 INFO: task kworker/1:8:3126 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:9:3128 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:9 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9f9d84 r8:00000002 r7:60000113 r6:df9f9d8c r5:838aa400 r4:838aa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838aa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508c700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:838aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe95000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8515bf8c r4:8515bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8515bf8c r4:84819780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838aa400 r8:848197ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819780 r8:80287e08 r7:df9e5e60 r6:84819380 r5:838aa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a691c0 INFO: task kworker/1:9:3128 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:4:3129 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:4 state:D stack:0 pid:3129 tgid:3129 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9bdd84 r8:00000002 r7:60000113 r6:df9bdd8c r5:845f3000 r4:845f3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845f3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9bde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851da440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa0d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8537eb8c r4:8537e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8537eb8c r4:84a41000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845f3000 r8:84a4102c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a41000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a41000 r8:80287e08 r7:df845e60 r6:84a41d80 r5:845f3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9bdfb0 to 0xdf9bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848154c0 INFO: task kworker/0:4:3129 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:10:3131 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:10 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa01d84 r8:00000002 r7:60000113 r6:dfa01d8c r5:845f3c00 r4:845f3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845f3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa01e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d4140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0177000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85106b8c r4:85106800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85106b8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845f3c00 r8:8481952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:df9e5e60 r6:83c60980 r5:845f3c00 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 r4:84a69080 INFO: task kworker/1:10:3131 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:11:3134 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:11 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:845f6000 r4:845f6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845f6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85301300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07db000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85173f8c r4:85173c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85173f8c r4:84819480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845f6000 r8:848194ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819480 r8:80287e08 r7:df9e5e60 r6:83c60c00 r5:845f6000 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 r4:84a69380 INFO: task kworker/1:11:3134 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:12:3135 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:12 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9f1d84 r8:00000002 r7:60000113 r6:df9f1d8c r5:838abc00 r4:838abc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838abc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ade80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:838abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0191000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517378c r4:85173400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517378c r4:84819300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838abc00 r8:8481932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819300 r8:80287e08 r7:dfa29e60 r6:84819280 r5:838abc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9f1fb0 to 0xdf9f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a69380 INFO: task kworker/1:12:3135 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:13:3137 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/1:13 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa1dd84 r8:00000002 r7:60000113 r6:dfa1dd8c r5:83826c00 r4:83826c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83826c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852adf80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83826c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0011000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517338c r4:85173000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517338c r4:84819200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83826c00 r8:8481922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819200 r8:80287e08 r7:dfa29e60 r6:84819000 r5:83826c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa1dfb0 to 0xdfa1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a69500 INFO: task kworker/1:13:3137 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:14:3140 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:14 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa2dd84 r8:00000002 r7:60000113 r6:dfa2dd8c r5:83820c00 r4:83820c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83820c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8080 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83820c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead9b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854c0b8c r4:854c0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854c0b8c r4:84819100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83820c00 r8:8481912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819100 r8:80287e08 r7:dfa29e60 r6:84819080 r5:83820c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa2dfb0 to 0xdfa2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a69800 INFO: task kworker/1:14:3140 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:15:3142 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:15 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9fdd84 r8:00000002 r7:60000113 r6:df9fdd8c r5:83b5bc00 r4:83b5bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b5bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a7140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83b5bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb8b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85338f8c r4:85338c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85338f8c r4:84819b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b5bc00 r8:84819bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819b80 r8:80287e08 r7:dfa2de60 r6:84819180 r5:83b5bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9fdfb0 to 0xdf9fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a69800 INFO: task kworker/1:15:3142 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:16:3144 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:16 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa41d84 r8:00000002 r7:60000113 r6:dfa41d8c r5:84051800 r4:84051800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84051800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa41e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ae040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84051800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa1f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8533ab8c r4:8533a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8533ab8c r4:84819980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84051800 r8:848199ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819980 r8:80287e08 r7:dfa2de60 r6:84819b00 r5:84051800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa41fb0 to 0xdfa41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a69c00 INFO: task kworker/1:16:3144 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:5:3150 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:5 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:8394bc00 r4:8394bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8394bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a29c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8394bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eadef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855d4f8c r4:855d4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855d4f8c r4:843e1a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8394bc00 r8:843e1a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:843e1a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843e1a00 r8:80287e08 r7:df845e60 r6:84819a80 r5:8394bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa81fb0 to 0xdfa81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84815900 INFO: task kworker/0:5:3150 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:6:3151 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:6 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa85d84 r8:00000002 r7:60000113 r6:dfa85d8c r5:83949800 r4:83949800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83949800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa85e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cbf00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83949800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa3d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85492f8c r4:85492c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85492f8c r4:843df700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83949800 r8:843df72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:843df700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843df700 r8:80287e08 r7:dfa81e60 r6:84819c00 r5:83949800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa85fb0 to 0xdfa85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84815900 INFO: task kworker/0:6:3151 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:7:3153 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:7 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa95d84 r8:00000002 r7:60000013 r6:dfa95d8c r5:8394a400 r4:8394a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8394a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d8e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8394a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549cf8c r4:8549cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549cf8c r4:84823000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8394a400 r8:8482302c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823000 r8:80287e08 r7:dfa81e60 r6:84819d80 r5:8394a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa95fb0 to 0xdfa95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847e63c0 INFO: task kworker/0:7:3153 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:8:3155 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:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:83948c00 r4:83948c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83948c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850922c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83948c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ef000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb983000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855edb8c r4:855ed800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855edb8c r4:84823100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83948c00 r8:8482312c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823100 r8:80287e08 r7:dfa81e60 r6:84819900 r5:83948c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a69e00 INFO: task kworker/0:8:3155 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:17:3156 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/1:17 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:84033000 r4:84033000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84033000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530d040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84033000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854c738c r4:854c7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854c738c r4:84819d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84033000 r8:84819d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819d00 r8:80287e08 r7:dfa2de60 r6:84819e80 r5:84033000 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 r4:8480b380 INFO: task kworker/1:17:3156 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:18:3157 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/1:18 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:84031800 r4:84031800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84031800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85141bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84031800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b0a38c r4:85b0a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b0a38c r4:84819f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84031800 r8:84819fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819f80 r8:80287e08 r7:dfaa5e60 r6:84819f00 r5:84031800 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 r4:8480b380 INFO: task kworker/1:18:3157 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:19:3158 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/1:19 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaadd84 r8:00000002 r7:60000113 r6:dfaadd8c r5:84036000 r4:84036000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84036000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b5740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84036000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba61000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857c2f8c r4:857c2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857c2f8c r4:84819c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84036000 r8:84819cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84819c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819c80 r8:80287e08 r7:dfaa9e60 r6:84819e00 r5:84036000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaadfb0 to 0xdfaadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8480b380 INFO: task kworker/1:19:3158 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:9:3162 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:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfad1d84 r8:00000002 r7:60000113 r6:dfad1d8c r5:8417a400 r4:8417a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8417a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abd5c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8417a400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb195000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8568ff8c r4:8568fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8568ff8c r4:84823080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8417a400 r8:848230ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823080 r8:80287e08 r7:dfaa1e60 r6:830b8480 r5:8417a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfad1fb0 to 0xdfad1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84813380 INFO: task kworker/0:9:3162 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:10:3164 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/0:10 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfad9d84 r8:00000002 r7:60000113 r6:dfad9d8c r5:84030c00 r4:84030c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84030c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab2a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84030c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb443000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8563eb8c r4:8563e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8563eb8c r4:84823280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84030c00 r8:848232ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823280 r8:80287e08 r7:dfad1e60 r6:830b8400 r5:84030c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfad9fb0 to 0xdfad9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84813100 INFO: task kworker/0:10:3164 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:11:3165 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:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaddd84 r8:00000002 r7:60000013 r6:dfaddd8c r5:84178000 r4:84178000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84178000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfadde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84178000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead35000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a8878c r4:84a88400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a8878c r4:84823180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84178000 r8:848231ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823180 r8:80287e08 r7:dfad9e60 r6:833f2280 r5:84178000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaddfb0 to 0xdfaddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848131c0 INFO: task kworker/0:11:3165 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:12:3166 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:12 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfae5d84 r8:00000002 r7:60000013 r6:dfae5d8c r5:8394d400 r4:8394d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8394d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b7240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8394d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6db000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587078c r4:85870400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587078c r4:84823200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8394d400 r8:8482322c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823200 r8:80287e08 r7:dfadde60 r6:833c3700 r5:8394d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfae5fb0 to 0xdfae5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848131c0 INFO: task kworker/0:12:3166 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:13:3168 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:13 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaf5d84 r8:00000002 r7:60000113 r6:dfaf5d8c r5:838a6c00 r4:838a6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838a6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85797a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8563fb8c r4:8563f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8563fb8c r4:84823400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838a6c00 r8:8482342c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823400 r8:80287e08 r7:dfae5e60 r6:833c3680 r5:838a6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84813400 INFO: task kworker/0:13:3168 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:14:3170 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:14 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb01d84 r8:00000002 r7:60000113 r6:dfb01d8c r5:84036c00 r4:84036c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84036c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596c040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84036c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba4f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857d1b8c r4:857d1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857d1b8c r4:84823480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84036c00 r8:848234ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823480 r8:80287e08 r7:dfae5e60 r6:830cc300 r5:84036c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb01fb0 to 0xdfb01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848134c0 INFO: task kworker/0:14:3170 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:20:3172 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/1:20 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:838a4800 r4:838a4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838a4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85296a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:838a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab57000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2a38c r4:85a2a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a2a38c r4:838d7480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838a4800 r8:838d74ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:838d7480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:838d7480 r8:80287e08 r7:dfaa9e60 r6:838d7400 r5:838a4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa55fb0 to 0xdfa55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8480be80 INFO: task kworker/1:20:3172 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:15:3173 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:15 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb0dd84 r8:00000002 r7:60000113 r6:dfb0dd8c r5:838a3c00 r4:838a3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838a3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb0de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846a00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd6f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857c3f8c r4:857c3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857c3f8c r4:84823300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838a3c00 r8:8482332c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823300 r8:80287e08 r7:dfb01e60 r6:830cc280 r5:838a3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb0dfb0 to 0xdfb0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848137c0 INFO: task kworker/0:15:3173 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:16:3176 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:16 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa49d84 r8:00000002 r7:60000113 r6:dfa49d8c r5:845f6c00 r4:845f6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845f6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb969000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857d0b8c r4:857d0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857d0b8c r4:84823580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845f6c00 r8:848235ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823580 r8:80287e08 r7:dfb01e60 r6:84823500 r5:845f6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa49fb0 to 0xdfa49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84813ac0 INFO: task kworker/0:16:3176 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:17:3179 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:17 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:845f1800 r4:845f1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845f1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a7a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba89000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8590578c r4:85905400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8590578c r4:84823600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845f1800 r8:8482362c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823600 r8:80287e08 r7:dfb01e60 r6:84823680 r5:845f1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84813b00 INFO: task kworker/0:17:3179 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:18:3181 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:18 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb25d84 r8:00000002 r7:60000113 r6:dfb25d8c r5:845f2400 r4:845f2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845f2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cc200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec86f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857d2f8c r4:857d2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857d2f8c r4:84823700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845f2400 r8:8482372c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823700 r8:80287e08 r7:dfaf9e60 r6:84823800 r5:845f2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb25fb0 to 0xdfb25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84813c00 INFO: task kworker/0:18:3181 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:19:3184 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:19 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c r5:845f0000 r4:845f0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845f0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae7c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaee3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a8a38c r4:84a8a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a8a38c r4:84823380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845f0000 r8:848233ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823380 r8:80287e08 r7:dfb25e60 r6:84823900 r5:845f0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb31fb0 to 0xdfb31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84813d80 INFO: task kworker/0:19:3184 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:20:3185 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/0:20 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb1dd84 r8:00000002 r7:60000113 r6:dfb1dd8c r5:84180000 r4:84180000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84180000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb1de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84841940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84180000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb91000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a89b8c r4:84a89800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a89b8c r4:84823780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84180000 r8:848237ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823780 r8:80287e08 r7:dfb31e60 r6:84823880 r5:84180000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb1dfb0 to 0xdfb1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84813d80 INFO: task kworker/0:20:3185 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:21:3187 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:21 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb45d84 r8:00000002 r7:60000113 r6:dfb45d8c r5:84183c00 r4:84183c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84183c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cf040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84183c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6cd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b70b8c r4:84b70800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b70b8c r4:84823980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84183c00 r8:848239ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823980 r8:80287e08 r7:dfb31e60 r6:84823a80 r5:84183c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb45fb0 to 0xdfb45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a62240 INFO: task kworker/0:21:3187 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:22:3189 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:22 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:84181800 r4:84181800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84181800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85143040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84181800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a8ab8c r4:84a8a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a8ab8c r4:84823b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84181800 r8:84823b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823b00 r8:80287e08 r7:dfb45e60 r6:84823a00 r5:84181800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb4dfb0 to 0xdfb4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a62100 INFO: task kworker/0:22:3189 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:23:3192 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:23 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb39d84 r8:00000002 r7:60000113 r6:dfb39d8c r5:84186c00 r4:84186c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84186c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a62580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84186c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec889000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a8af8c r4:84a8ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a8af8c r4:84823b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84186c00 r8:84823bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823b80 r8:80287e08 r7:dfb4de60 r6:84823d00 r5:84186c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb39fb0 to 0xdfb39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a62300 INFO: task kworker/0:23:3192 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:21:3193 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:21 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:84180c00 r4:84180c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84180c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85141a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84180c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf65000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b09f8c r4:85b09c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b09f8c r4:83c44a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84180c00 r8:83c44aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83c44a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83c44a80 r8:80287e08 r7:dfaa9e60 r6:84823c00 r5:84180c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb69fb0 to 0xdfb69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a570c0 INFO: task kworker/1:21:3193 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:24:3195 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:24 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:84186000 r4:84186000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84186000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84849980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84186000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca23000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad038c r4:85ad0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85ad038c r4:84823c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84186000 r8:84823cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823c80 r8:80287e08 r7:dfb39e60 r6:84823e80 r5:84186000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb59fb0 to 0xdfb59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a625c0 INFO: task kworker/0:24:3195 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:25:3198 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:25 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:84185400 r4:84185400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84185400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84849800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84185400 r7:00000000 r6:83018000 r5:00001000 r4:7f0f9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe47000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad0b8c r4:85ad0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85ad0b8c r4:84823d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84185400 r8:84823dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823d80 r8:80287e08 r7:dfb59e60 r6:84823f00 r5:84185400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb71fb0 to 0xdfb71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a62680 INFO: task kworker/0:25:3198 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:26:3199 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:26 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb7dd84 r8:00000002 r7:60000113 r6:dfb7dd8c r5:84184800 r4:84184800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84184800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a7980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84184800 r7:00000000 r6:83018000 r5:00001000 r4:7f145000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed1cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad0f8c r4:85ad0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85ad0f8c r4:84823f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84184800 r8:84823fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84823f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823f80 r8:80287e08 r7:dfb71e60 r6:84823e00 r5:84184800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb7dfb0 to 0xdfb7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a627c0 INFO: task kworker/0:26:3199 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:27:3201 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:27 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb85d84 r8:00000002 r7:60000013 r6:dfb85d8c r5:849d0000 r4:849d0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849d0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb85e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0b38c r4:84b0b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b0b38c r4:84a51000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849d0000 r8:84a5102c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a51000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a51000 r8:80287e08 r7:dfb7de60 r6:84a51080 r5:849d0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb85fb0 to 0xdfb85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a62a00 INFO: task kworker/0:27:3201 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:28:3203 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:28 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb91d84 r8:00000002 r7:60000013 r6:dfb91d8c r5:849d0c00 r4:849d0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849d0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c8140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed02d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0ab8c r4:84b0a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b0ab8c r4:84a51200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849d0c00 r8:84a5122c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a51200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a51200 r8:80287e08 r7:dfb85e60 r6:84a51100 r5:849d0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb91fb0 to 0xdfb91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:29:3205 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:3205 tgid:3205 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb99d84 r8:00000002 r7:60000013 r6:dfb99d8c r5:849d1800 r4:849d1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849d1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb99e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c8040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0a38c r4:84b0a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b0a38c r4:84a51180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849d1800 r8:84a511ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r9:83018005 r8:849d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad3f8c r4:85ad3c00 [<80287208>] (process_one_work) from [<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 r9:84a51280 r8:80287e08 r7:dfb99e60 r6:84a51480 r5:849d2400 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 r5:848f3f8c r4:848f3c00 r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbadd84 r8:00000002 r7:60000113 r6:dfbadd8c r5:849d3000 r4:849d3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849d3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c16dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad3b8c r4:85ad3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85ad3b8c r4:84a51500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849d3000 r8:84a5152c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a51500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a51500 r8:80287e08 r7:dfba5e60 r6:84a51580 r5:849d3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbadfb0 to 0xdfbadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a480c0 INFO: task kworker/0:31:3209 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:32:3211 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:32 state:D stack:0 pid:3211 tgid:3211 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbb9d84 r8:00000002 r7:60000113 r6:dfbb9d8c r5:849d3c00 r4:849d3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849d3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a48040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1dd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecea5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad338c r4:85ad3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85ad338c r4:84a51400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849d3c00 r8:84a5142c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a51400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a51400 r8:80287e08 r7:dfbade60 r6:84a51700 r5:849d3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbb9fb0 to 0xdfbb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a482c0 INFO: task kworker/0:32:3211 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:33:3213 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/0:33 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:849d4800 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bfdc00 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad378c r4:85ad3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85ad378c r4:84a51600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849d4800 r8:84a5162c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a51600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a51600 r8:80287e08 r7:dfbb9e60 r6:84a51680 r5:849d4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbc1fb0 to 0xdfbc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a482c0 INFO: task kworker/0:33:3213 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:34:3215 blocked for more than 451 seconds. Workqueue: events bpf_prog_free_deferred r4:849d5400 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 r5:00001000 r4:eccd1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad278c r4:85ad2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85ad278c r4:84a51780 r10:61c88647 r9:849d5400 r8:84a517ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xdff95d28 to 0xdff95d70) 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:35:3217 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/0:35 state:D stack:0 pid:3217 tgid:3217 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbd5d84 r8:00000002 r7:60000113 r6:dfbd5d8c r5:849d6000 r4:849d6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849d6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a48400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f1db000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad2f8c r4:85ad2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85ad2f8c r4:84a51900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849d6000 r8:84a5192c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a51900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a51900 r8:80287e08 r7:dfbcde60 r6:84a51800 r5:849d6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbd5fb0 to 0xdfbd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a48440 INFO: task kworker/0:35:3217 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xdff95fb0 to 0xdff95ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:36 state:D stack:0 pid:3219 tgid:3219 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:849d6c00 r5:849d6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a48700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1d9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecdc9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad2b8c r4:85ad2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85ad2b8c r4:84a51980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849d6c00 r8:84a519ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a51980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a51980 r8:80287e08 r7:dfbcde60 r6:84a51a80 r5:849d6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbe1fb0 to 0xdfbe1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a48680 INFO: task kworker/0:36:3219 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:37:3221 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:37 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbe9d84 r8:00000002 r7:60000013 r6:dfbe9d8c r5:84b80000 r4:84b80000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b80000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a48840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b80000 r7:00000000 r6:83018000 r5:00001000 r4:7f1cd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbc9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad178c r4:85ad1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85ad178c r4:84a51b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b80000 r8:84a51b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a51b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a51b00 r8:80287e08 r7:dfbcde60 r6:84a51a00 r5:84b80000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbe9fb0 to 0xdfbe9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a48740 INFO: task kworker/0:37:3221 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc01e08 r9:83018005 r8:845c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1cf000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ad1b8c r4:85ad1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85ad1b8c r4:84a51b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845c0c00 r8:84a51bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a51b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a51b80 r8:80287e08 r7:dfbcde60 r6:84a32c00 r5:845c0c00 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 r4:84a48980 INFO: task kworker/0:38:3223 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:848b22c0 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:848b22c0 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:41:3230 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/0:41 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc31d84 r8:00000002 r7:60000113 r6:dfc31d8c r5:845c2400 r4:845c2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845c2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d8a440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f26f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eda5f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d73b8c r4:85d73800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d73b8c r4:84a51e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845c2400 r8:84a51e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a51e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a51e00 r8:80287e08 r7:dfc29e60 r6:8329b080 r5:845c2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc31fb0 to 0xdfc31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a48f80 INFO: task kworker/0:41:3230 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:22:3235 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:3235 tgid:3235 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbf5d84 r8:00000002 r7:60000113 r6:dfbf5d8c r5:845c5400 r4:845c5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845c5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85141e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfa3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b0af8c r4:85b0ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b0af8c r4:849ce080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845c5400 r8:849ce0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ce080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ce080 r8:80287e08 r7:dfaa9e60 r6:849ce100 r5:845c5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbf5fb0 to 0xdfbf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84804080 INFO: task kworker/1:22:3235 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 INFO: task kworker/1:23:3236 blocked for more than 451 seconds. r4:845c6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc15e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b0a78c r4:85b0a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b0a78c r4:849ce180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845c6000 r8:849ce1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ce180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ce180 r8:80287e08 r7:dfbf5e60 r6:849ce200 r5:845c6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc15fb0 to 0xdfc15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84804080 INFO: task kworker/1:23:3236 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 Exception stack(0xdff95fb0 to 0xdff95ff8) Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbfdd84 r8:00000002 r7:60000113 r6:dfbfdd8c r5:845c6c00 r4:845c6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845c6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbfde08 r9:83018205 r8:845c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 r10:00000000 r9:849ce280 r8:80287e08 r7:dfbf5e60 r6:849ce400 r5:845c6c00 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:800f0013 r4:80239bb0 r4:8484f600 INFO: task kworker/0:43:3239 blocked for more than 451 seconds. r5:00001000 r4:ecfc1000 r10:61c88647 r9:845c3c00 r8:84a51dac r7:82804d40 r6:dddced80 r5:dddceda0 INFO: task kworker/0:43:3239 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 r4:00000000 r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 INFO: task kworker/1:25:3242 blocked for more than 451 seconds. [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:00001000 r4:ecfdb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b0bf8c r4:85b0bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b0bf8c r4:849ce380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845c8000 r8:849ce3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ce380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ce380 r8:80287e08 r7:dfa31e60 r6:849ce680 r5:845c8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc3dfb0 to 0xdfc3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84804640 INFO: task kworker/1:26:3244 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:27:3246 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:27 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc41d84 r8:00000002 r7:60000113 r6:dfc41d8c r5:845c8c00 r5:845c8c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d21c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfcd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b0bb8c r4:85b0b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b0bb8c r4:849ce780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845c8c00 r8:849ce7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ce780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ce780 r8:80287e08 r7:dfc3de60 r6:849ce600 r5:845c8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc41fb0 to 0xdfc41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84804a40 INFO: task kworker/1:27:3246 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 INFO: task kworker/1:28:3249 blocked for more than 451 seconds. r4:845ca400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:845ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:845ca400 r8:849ce72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xdff95d28 to 0xdff95d70) 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 r4:82ac21e4 r4:dff95dc0 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85b1038c r4:849ce980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845cb000 r8:849ce9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ce980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ce980 r8:80287e08 r7:dfc39e60 r6:849cea00 r5:845cb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc49fb0 to 0xdfc49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84804e00 INFO: task kworker/1:29:3250 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:30:3253 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:30 state:D stack:0 pid:3253 tgid:3253 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc4dd84 r8:00000002 r7:60000113 r6:dfc4dd8c r5:845cc800 r4:845cc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc4de08 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b10b8c r4:85b10800 r7:ddde2d80 r6:83018200 r5:85b10b8c r4:849ce800 r10:00000000 r9:849ce800 r8:80287e08 r7:dfc39e60 r6:849cea80 r5:845cc800 task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:31:3258 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:31 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:845cec00 r4:845cec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845cec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b10f8c r4:85b10c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc69e08 r5:00001000 r4:ed035000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:849cec80 [<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 r4:847f7400 INFO: task kworker/1:32:3259 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:33:3262 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:33 state:D stack:0 pid:3262 tgid:3262 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc51d84 r8:00000002 r7:60000113 r6:dfc51d8c r5:845ce000 r4:845ce000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845ce000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc51e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d2c80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed17f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b11f8c r4:85b11c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b11f8c r4:849cee00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845ce000 r8:849cee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cee00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cee00 r8:80287e08 r7:dfc39e60 r6:849cee80 r5:845ce000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc51fb0 to 0xdfc51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847f75c0 INFO: task kworker/1:33:3262 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 Exception stack(0xdff95d28 to 0xdff95d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xdff95fb0 to 0xdff95ff8) task:kworker/1:34 state:D stack:0 pid:3264 tgid:3264 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84560000 r8:847f602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:35 state:D stack:0 pid:3266 tgid:3266 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:84560c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84560c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d2e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84560c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb2d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b1278c r4:85b12400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b1278c r4:847f6100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84560c00 r8:847f612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847f6100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847f6100 r8:80287e08 r7:dfc51e60 r6:847f6180 r5:84560c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc7dfb0 to 0xdfc7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847f77c0 INFO: task kworker/1:35:3266 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 Exception stack(0xdff95d28 to 0xdff95d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 INFO: task kworker/1:36:3268 blocked for more than 451 seconds. r4:84562400 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d2d00 r5:00001000 r4:ed185000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b1238c r4:85b12000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84562400 r8:847f632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:847f6300 r8:80287e08 r7:dfc7de60 r6:847f6200 r5:84562400 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:84563000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d2fc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84563000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba43000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b12f8c r4:85b12c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b12f8c r4:847f6280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84563000 r8:847f62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847f6280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847f6280 r8:80287e08 r7:dfc7de60 r6:847f6480 r5:84563000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc89fb0 to 0xdfc89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847f7a80 INFO: task kworker/1:37:3270 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:38:3271 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/1:38 state:D stack:0 pid:3271 tgid:3271 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc99d84 r8:00000002 r7:60000113 r6:dfc99d8c r5:84563c00 r4:84563c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84563c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc99e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85141e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84563c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb351000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b12b8c r4:85b12800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b12b8c r4:847f6380 r4:847f6380 Exception stack(0xdfc99fb0 to 0xdfc99ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847f7e00 INFO: task kworker/1:38:3271 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:848f3f8c r4:848f3c00 r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:39 state:D stack:0 pid:3274 tgid:3274 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfca1d84 r8:00000002 r7:60000013 r6:dfca1d8c r5:84564800 r4:84564800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84564800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84564800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec77b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b1378c r4:85b13400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b1378c r4:847f6400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84564800 r8:847f642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:847f6400 r8:80287e08 r7:dfc89e60 r6:847f6680 r5:84564800 task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0013 r4:80239bb0 r4:82ac21e4 r4:dff95dc0 r4:00000000 r5:00001000 r4:dfdad000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:40:3275 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/1:40 state:D stack:0 pid:3275 tgid:3275 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcb1d84 r8:00000002 r7:60000113 r6:dfcb1d8c r5:84565400 r4:84565400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84565400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84565400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84565400 r8:847f652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:84566c00 r5:84566c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb9e08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85b13f8c r4:85b13c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:847f6700 r8:80287e08 r7:dfca1e60 r6:847f6800 r5:84566c00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:42:3279 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/1:42 state:D stack:0 pid:3279 tgid:3279 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcc5d84 r8:00000002 r7:60000113 r6:dfcc5d8c r5:84561800 r4:84561800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84561800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c2c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84561800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec927000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b13b8c r4:85b13800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b13b8c r4:847f6880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84561800 r8:847f68ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847f6880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847f6880 r8:80287e08 r7:dfcb9e60 r6:847f6780 r5:84561800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:84880100 INFO: task kworker/1:42:3279 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84566000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecabb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b14b8c r4:85b14800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b14b8c r4:847f6900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84566000 r8:847f692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847f6900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847f6900 r8:80287e08 r7:dfcb9e60 r6:847f6980 r5:84566000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcadfb0 to 0xdfcadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84880500 INFO: task kworker/1:43:3282 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:84548000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:dff95dc0 r5:00001000 r4:dfdad000 r4:8484f600 Exception stack(0xdff95fb0 to 0xdff95ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84548c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce1e08 r5:00001000 r4:eca8f000 r5:85b1478c r4:85b14400 r10:61c88647 r9:84548c00 r8:847f6c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xdff95d28 to 0xdff95d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:46:3288 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/1:46 state:D stack:0 pid:3288 tgid:3288 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa69d84 r8:00000002 r7:60000113 r6:dfa69d8c r5:84549800 r4:84549800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84549800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84549800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb7d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b1538c r4:85b15000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b1538c r4:847f6b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84549800 r8:847f6bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847f6b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847f6b80 r8:80287e08 r7:dfcade60 r6:847f6d00 r5:84549800 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 r4:84880b80 INFO: task kworker/1:46:3288 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 Exception stack(0xdff95fb0 to 0xdff95ff8) INFO: task kworker/1:47:3290 blocked for more than 451 seconds. r5:8454a400 r4:8291a680 r4:00000000 r4:00000000 r5:85b1578c r4:85b15400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b1578c r4:847f6d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8454a400 r8:847f6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847f6d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847f6d80 r8:80287e08 r7:dfa69e60 r6:847f6c80 r5:8454a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa79fb0 to 0xdfa79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84880b80 INFO: task kworker/1:47:3290 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 Exception stack(0xdff95fb0 to 0xdff95ff8) task:kworker/1:48 state:D stack:0 pid:3292 tgid:3292 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484ca40 r5:85b15b8c r4:85b15800 r7:ddde2d80 r6:83018200 r5:85b15b8c r4:849cef00 r10:00000000 r9:849cef00 r8:80287e08 r7:dfa79e60 r6:849cef80 r5:8454b000 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 Exception stack(0xdff95fb0 to 0xdff95ff8) INFO: task kworker/1:49:3295 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/1:49 state:D stack:0 pid:3295 tgid:3295 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:8454bc00 r4:8454bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8454bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484ce00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8454bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b1678c r4:85b16400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b1678c r4:847f6f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8454bc00 r8:847f6fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847f6f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847f6f80 r8:80287e08 r7:dfa99e60 r6:847f6e00 r5:8454bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfab1fb0 to 0xdfab1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84804c40 INFO: task kworker/1:49:3295 is blocked on a mutex likely owned by task kworker/0:153:3669. Workqueue: events bpf_prog_free_deferred 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xdff95fb0 to 0xdff95ff8) INFO: task kworker/1:50:3296 blocked for more than 451 seconds. r4:8454c800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfccde08 r9:83018205 r8:8454c800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 r5:85b15f8c r4:85b15c00 r10:61c88647 r9:8454c800 r8:847f6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xdff95d28 to 0xdff95d70) r4:82ac21e4 r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 INFO: task kworker/1:51:3299 blocked for more than 451 seconds. r5:8454d400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ecc23000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b1638c r4:85b16000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b1638c r4:84a47100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8454d400 r8:84a4712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a47100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a47100 r8:80287e08 r7:dfab1e60 r6:84a47180 r5:8454d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfabdfb0 to 0xdfabdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a4a240 INFO: task kworker/1:51:3299 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:53:3302 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/1:53 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac1d84 r8:00000002 r7:60000113 r6:dfac1d8c r5:84528000 r4:84528000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84528000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84528000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eccd3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b16b8c r4:85b16800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b16b8c r4:84a47080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84528000 r8:84a470ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:84a47080 r8:80287e08 r7:dfc0de60 r6:84a47200 r5:84528000 Workqueue: events bpf_prog_free_deferred Exception stack(0xdff95d28 to 0xdff95d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r5:848f3f8c r4:848f3c00 r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:54:3303 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/1:54 state:D stack:0 pid:3303 tgid:3303 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfce9d84 r8:00000002 r7:60000113 r6:dfce9d8c r5:84528c00 r4:84528c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84528c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cf40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84528c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd97000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b16f8c r4:85b16c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b16f8c r4:84a47300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84528c00 r8:84a4732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a47300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a47300 r8:80287e08 r7:dfc0de60 r6:84a47480 r5:84528c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcede08 r5:00001000 r4:ecdb3000 r5:85b1738c r4:85b17000 r10:61c88647 r9:84529800 r8:84a473ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xdff95fb0 to 0xdff95ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:84406000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84aecf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aecf80 r8:80287e08 r7:dff19e60 r6:848c5f00 r5:84406000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff31fb0 to 0xdff31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ab0b40 INFO: task kworker/1:124:3653 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84402400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 r5:84bfa78c r4:84bfa400 r10:61c88647 r9:84402400 r8:8484d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dff71e08 r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:154:3670 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/0:154 state:D stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dffadd84 r8:00000002 r7:60000113 r6:dffadd8c r5:84996000 r4:84996000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84996000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc38c r4:848fc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffadfb0 to 0xdffadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 INFO: task kworker/0:154:3670 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84996c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 r5:848fcb8c r4:848fc800 r10:61c88647 r9:84996c00 r8:8484f7ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84991800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 r5:848fcf8c r4:848fcc00 r10:61c88647 r9:84991800 r8:8484f92c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:84990000 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fdb8c r4:848fd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fdb8c r4:8484f980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84990000 r8:8484f9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f980 r8:80287e08 r7:dffc9e60 r6:8484fa80 r5:84990000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffd1fb0 to 0xdffd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2900 INFO: task kworker/0:157:3676 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:158:3679 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffe5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84afa400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff3d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:8484fb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84afa400 r8:8484fb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484fb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484fb00 r8:80287e08 r7:dffd1e60 r6:8484fc00 r5:84afa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe5fb0 to 0xdffe5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b29c0 INFO: task kworker/0:158:3679 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 Exception stack(0xdff95fb0 to 0xdff95ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:159:3680 blocked for more than 451 seconds. Workqueue: events bpf_prog_free_deferred r4:84a86000 r5:84a86000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffe9e08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r9:83018005 r8:84a86000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fd78c r4:848fd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fd78c r4:8484fa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a86000 r8:8484fa2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484fa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484fa00 r8:80287e08 r7:dffd1e60 r6:8484fb80 r5:84a86000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe9fb0 to 0xdffe9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2bc0 INFO: task kworker/0:159:3680 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:160:3682 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/0:160 state:D stack:0 pid:3682 tgid:3682 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dffedd84 r8:00000002 r7:60000113 r6:dffedd8c r5:85040000 r4:85040000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85040000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aae000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85040000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffa5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fe38c r4:848fe000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fe38c r4:8484fc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85040000 r8:8484fcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484fc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484fc80 r8:80287e08 r7:dffd1e60 r6:8484fd80 r5:85040000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffedfb0 to 0xdffedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2d80 INFO: task kworker/0:160:3682 is blocked on a mutex likely owned by task kworker/0:153:3669. task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff95d28 to 0xdff95d70) 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 r4:dff95dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848f3f8c r4:848f3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff95fb0 to 0xdff95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:161:3684 blocked for more than <> line]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:8598ea00 r8:80287e08 r7:eccb1e60 r6:8598eb80 r5:85998000 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 r4:dffaddc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc38c r4:848fc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffadfb0 to 0xdffadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:883:6248 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/1:883 state:D stack:0 pid:6248 tgid:6248 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccb9d84 r8:00000002 r7:60000113 r6:eccb9d8c r5:85998c00 r4:85998c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85998c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85998c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecabd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8590af8c r4:8590ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8590af8c r4:8598ea80 [<80287208>] (process_one_work) 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(0xeccb9fb0 to 0xeccb9ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Exception stack(0xdffadd28 to 0xdffadd70) dd60: 80230ad0 80239bb0 800f0013 ffffffff [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:848fc38c r4:848fc000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffadfb0 to 0xdffadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:884:6250 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/1:884 state:D stack:0 pid:6250 tgid:6250 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccbdd84 r8:00000002 r7:60000113 r6:eccbdd8c r5:85999800 r4:85999800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85999800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccbde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c87c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85999800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecab5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8590ab8c r4:8590a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8590ab8c r4:8598eb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85999800 r8:8598eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8598eb00 Exception stack(0xeccbdfb0 to 0xeccbdff8) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xdffadd28 to 0xdffadd70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 r5:848fc38c r4:848fc000 [<80287208>] (process_one_work) from [<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 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r5:8599a400 r4:8291a680 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8d00 r5:8590b78c r4:8590b400 r4:8598ec00 Exception stack(0xeccc1fb0 to 0xeccc1ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eccc9d84 r8:00000002 r7:60000013 r6:eccc9d8c r5:8599b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc9e08 r4:00000000 r5:8590b38c r4:8590b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8590b38c r4:8598ed00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8599b000 r8:8598ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8598ed00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8598ed00 r8:80287e08 r7:eccc1e60 r6:8598ee00 r5:8599b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccc9fb0 to 0xeccc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859c89c0 INFO: task kworker/1:886:6253 is blocked on a mutex likely owned by task kworker/0:154:3670. task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffadd28 to 0xdffadd70) dd20: ddb97000 dfd9b000 00000001 80239b98 7f37f000 00000001 dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 r4:dffaddc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc38c r4:848fc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffadfb0 to 0xdffadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:887:6256 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:887 state:D stack:0 pid:6256 tgid:6256 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccc5d84 r8:00000002 r7:60000113 r6:eccc5d8c r5:8599bc00 r4:8599bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8599bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8599bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eccd5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8590bb8c r4:8590b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8590bb8c r4:8598ef80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8599bc00 r8:8598efac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8598ef80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8598ef80 r8:80287e08 r7:eccc1e60 r6:8598ef00 r5:8599bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccc5fb0 to 0xeccc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859c8c40 INFO: task kworker/1:887:6256 is blocked on a mutex likely owned by task kworker/0:154:3670. task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffadd28 to 0xdffadd70) dd20: ddfb8000 dfd9b000 00000001 80239b98 7f37f000 00000001 dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 r4:dffaddc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc38c r4:848fc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffadfb0 to 0xdffadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:888:6258 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/1:888 state:D stack:0 pid:6258 tgid:6258 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccd9d84 r8:00000002 r7:60000113 r6:eccd9d8c r5:8599c800 r4:8599c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8599c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 r4:84a07080 Exception stack(0xeccd9fb0 to 0xeccd9ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r4:dffaddc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfa0: 00000000 00000000 00000000 00000000 task:kworker/1:889 state:D stack:0 pid:6260 tgid:6260 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:00001000 r4:dfb03000 r4:84a07000 Exception stack(0xecce1fb0 to 0xecce1ff8) task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 r5:848fc38c r4:848fc000 [<80287208>] (process_one_work) 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 dfa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:890:6262 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/1:890 state:D stack:0 pid:6262 tgid:6262 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccedd84 r8:00000002 r7:60000013 r6:eccedd8c r5:8599e000 r4:8599e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8599e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae23c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8599e000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eadd5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a1878c r4:85a18400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a1878c r4:84a07200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8599e000 r8:84a0722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a07200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a07200 r8:80287e08 r7:ecce1e60 r6:84a07380 r5:8599e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccedfb0 to 0xeccedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae2200 INFO: task kworker/1:890:6262 is blocked on a mutex likely owned by task kworker/0:154:3670. task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffadd28 to 0xdffadd70) dd20: de4b8000 dfd9b000 00000001 80239b98 7f37f000 00000001 dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 r4:dffaddc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc38c r4:848fc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffadfb0 to 0xdffadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ecaf5d84 r8:00000002 r7:60000113 r6:ecaf5d8c r5:8599ec00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r9:83018205 r8:8599ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb669000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a18f8c r4:85a18c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a18f8c r4:84a07280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8599ec00 r8:84a072ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a07280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a07280 r8:80287e08 r7:eccede60 r6:84a07480 r5:8599ec00 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 r4:84ae2380 INFO: task kworker/1:891:6263 is blocked on a mutex likely owned by task kworker/0:154:3670. task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffadd28 to 0xdffadd70) dd20: decb0000 dfd9b000 00000001 80239b98 7f37f000 00000001 dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 r4:dffaddc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc38c r4:848fc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffadfb0 to 0xdffadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:892:6265 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/1:892 state:D stack:0 pid:6265 tgid:6265 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaf9d84 r8:00000002 r7:60000113 r6:ecaf9d8c r5:85920000 r4:85920000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85920000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae2540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85920000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb21b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a18b8c r4:85a18800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a18b8c r4:84a07300 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84a0732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a07300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a07300 r8:80287e08 r7:ecaf5e60 r6:84a07580 r5:85920000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecaf9fb0 to 0xecaf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae2500 INFO: task kworker/1:892:6265 is blocked on a mutex likely owned by task kworker/0:154:3670. task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) dd20: decb0000 dfd9b000 00000001 80239b98 7f37f000 00000001 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 r5:00001000 r4:dfdc7000 r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 Exception stack(0xdffadfb0 to 0xdffadff8) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ecb0dd84 r8:00000002 r7:60000113 r6:ecb0dd8c r5:85920c00 r4:85920c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85920c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb0de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae2b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85920c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba6d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a19b8c r4:85a19800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a19b8c r4:84a07400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85920c00 r8:84a0742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a07400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a07400 r8:80287e08 r7:ecaf5e60 r6:84a07680 r5:85920c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb0dfb0 to 0xecb0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae2680 INFO: task kworker/1:893:6268 is blocked on a mutex likely owned by task kworker/0:154:3670. task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffadd28 to 0xdffadd70) dd20: decb0000 dfd9b000 00000001 80239b98 7f37f000 00000001 dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 r4:dffaddc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc38c r4:848fc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffadfb0 to 0xdffadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:894:6270 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:894 state:D stack:0 pid:6270 tgid:6270 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb19d84 r8:00000002 r7:60000113 r6:ecb19d8c r5:85921800 r4:85921800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85921800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a1938c r4:84a07500 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84a0752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a07500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a07500 r8:80287e08 r7:ecb0de60 r6:84a07780 r5:85921800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb19fb0 to 0xecb19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae2940 INFO: task kworker/1:894:6270 is blocked on a mutex likely owned by task kworker/0:154:3670. task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffadd28 to 0xdffadd70) dd20: defcb000 dfd9b000 00000001 80239b98 7f37f000 00000001 dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 r4:dffaddc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc38c r4:848fc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffadfb0 to 0xdffadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:895:6272 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:895 state:D stack:0 pid:6272 tgid:6272 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb29d84 r8:00000002 r7:60000013 r6:ecb29d8c r5:85922400 r4:85922400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85922400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae29c0 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:85a1978c r4:84a07600 Exception stack(0xecb29fb0 to 0xecb29ff8) r4:84ae2980 r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r5:00001000 r4:dfdc7000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 dfa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:896:6274 blocked for more than 477 seconds. Call trace: r10:8291a684 r9:ecb3dd84 r8:00000002 r7:60000013 r6:ecb3dd8c r5:85923000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a19f8c r4:85a19c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a19f8c r4:84a07880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85923000 r8:84a078ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a07880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a07880 r8:80287e08 r7:ecb0de60 r6:84a07980 r5:85923000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb3dfb0 to 0xecb3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae2d40 INFO: task kworker/1:896:6274 is blocked on a mutex likely owned by task kworker/0:154:3670. task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffadd28 to 0xdffadd70) dd20: df475000 dfd9b000 00000001 80239b98 7f37f000 00000001 dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 r4:dffaddc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc38c r4:848fc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffadfb0 to 0xdffadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:897:6276 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/1:897 state:D stack:0 pid:6276 tgid:6276 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb8dd84 r8:00000002 r7:60000113 r6:ecb8dd8c r5:85923c00 r4:85923c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85923c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae2e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85923c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a1a38c r4:85a1a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a1a38c r4:84a07700 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84a0772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a07700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a07700 r8:80287e08 r7:ecb3de60 r6:84a07900 r5:85923c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb8dfb0 to 0xecb8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xdffadd28 to 0xdffadd70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:dfdc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc38c r4:848fc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffadfb0 to 0xdffadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b22c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:898:6279 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/1:898 state:D stack:0 pid:6279 tgid:6279 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbadd84 r8:00000002 r7:60000113 r6:ecbadd8c r5:85924800 r4:85924800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85924800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85924800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec689000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a1a78c r4:85a1a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a1a78c r4:84a07a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85924800 r8:84a07a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a07a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a07a00 r8:80287e08 r7:ecb8de60 r6:84a07b00 r5:85924800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbadfb0 to 0xecbadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859c8f80 INFO: task kworker/1:898:6279 is blocked on a mutex, but the owner is not found. Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:899:6280 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/1:899 state:D stack:0 pid:6280 tgid:6280 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbb1d84 r8:00000002 r7:60000013 r6:ecbb1d8c r5:85925400 r4:85925400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85925400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85925400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6c5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a1ab8c r4:85a1a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a1ab8c r4:84a07b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85925400 r8:84a07bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a07b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a07b80 r8:80287e08 r7:ecbade60 r6:84a07a80 r5:85925400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbb1fb0 to 0xecbb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae2ec0 INFO: task kworker/1:899:6280 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d20: 7f860000 dfdaf000 00000001 80239b98 7f381000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Call trace: r5:85926c00 r4:8291a680 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a1b38c r4:84a07c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85926c00 r8:84a07c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a07c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 Exception stack(0xecccdfb0 to 0xecccdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84abc100 INFO: task kworker/1:900:6281 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 7f860000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:901:6284 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/1:901 state:D stack:0 pid:6284 tgid:6284 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbc1d84 r8:00000002 r7:60000013 r6:ecbc1d8c r5:85926000 r4:85926000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85926000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc240 r9:83018205 r8:85926000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a1af8c r4:84a07c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84a07c80 r10:00000000 r9:84a07c80 r8:80287e08 r7:ecccde60 r6:84a07e80 r5:85926000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 1d60: 80230ad0 80239bb0 900b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:902:6286 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/1:902 state:D stack:0 pid:6286 tgid:6286 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbcdd84 r8:00000002 r7:60000013 r6:ecbcdd8c r5:85928000 r4:85928000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85928000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbcde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85928000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a1b78c r4:85a1b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a1b78c r4:84a07d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85928000 r8:84a07d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a07d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a07d00 r8:80287e08 r7:ecccde60 r6:84a07f80 r5:85928000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbcdfb0 to 0xecbcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84abc380 INFO: task kworker/1:902:6286 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 7fad7000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:903:6288 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/1:903 state:D stack:0 pid:6288 tgid:6288 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbe9d84 r8:00000002 r7:60000013 r6:ecbe9d8c r5:85929800 r4:85929800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85929800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85929800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec83d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a1bb8c r4:85a1b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a1bb8c r4:84a07f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85929800 r8:84a07f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a07f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a07f00 r8:80287e08 r7:ecbcde60 r6:84a07e00 r5:85929800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbe9fb0 to 0xecbe9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84abc440 INFO: task kworker/1:903:6288 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 7fce4000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:904:6289 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/1:904 state:D stack:0 pid:6289 tgid:6289 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc01d84 r8:00000002 r7:60000013 r6:ecc01d8c r5:8592a400 r4:8592a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8592a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc01e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abccc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8592a400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec961000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2478c r4:85a24400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a2478c r4:8597df80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8592a400 r8:8597dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8597df80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8597df80 r8:80287e08 r7:ecbe9e60 r6:8597de00 r5:8592a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc01fb0 to 0xecc01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84abc580 INFO: task kworker/1:904:6289 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8016b000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:905:6293 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/1:905 state:D stack:0 pid:6293 tgid:6293 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc19d84 r8:00000002 r7:60000013 r6:ecc19d8c r5:8592bc00 r4:8592bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8592bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc9c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8592bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec891000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a1bf8c r4:85a1bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a1bf8c r4:84848000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8592bc00 r8:8484802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848000 r8:80287e08 r7:ecc01e60 r6:84848180 r5:8592bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc19fb0 to 0xecc19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84abc980 INFO: task kworker/1:905:6293 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8016b000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:906:6295 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/1:906 state:D stack:0 pid:6295 tgid:6295 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccf1d84 r8:00000002 r7:60000113 r6:eccf1d8c r5:85928c00 r4:85928c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85928c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abcbc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85928c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8a1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2438c r4:85a24000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a2438c r4:84848080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85928c00 r8:848480ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848080 r8:80287e08 r7:ecc01e60 r6:84848280 r5:85928c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccf1fb0 to 0xeccf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84abc900 INFO: task kworker/1:906:6295 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 80649000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 Exception stack(0xdff71fb0 to 0xdff71ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:907 state:D stack:0 pid:6296 tgid:6296 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:8592c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8592c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84841080 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8592c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec945000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857d3b8c r4:857d3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857d3b8c r4:84848100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8592c800 r8:8484812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848100 r8:80287e08 r7:ecc01e60 r6:84848200 r5:8592c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccf5fb0 to 0xeccf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84abcd40 INFO: task kworker/1:907:6296 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 80649000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:669:6299 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/0:669 state:D stack:0 pid:6299 tgid:6299 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbddd84 r8:00000002 r7:60000113 r6:ecbddd8c r5:84a18000 r4:84a18000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a18000 r4:8291a680 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:dfb27000 r5:84a89f8c r4:84a89c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:859ca200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859ca200 r8:80287e08 r7:ecb51e60 r6:859ca100 r5:84a18000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbddfb0 to 0xecbddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84813dc0 INFO: task kworker/0:669:6299 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 80649000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:670:6300 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/0:670 state:D stack:0 pid:6300 tgid:6300 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc05d84 r8:00000002 r7:60000113 r6:ecc05d8c r5:84a1b000 r4:84a1b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a1b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc05e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84841640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a1b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857d3f8c r4:857d3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857d3f8c r4:859ca180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a1b000 r8:859ca1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:859ca180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859ca180 r8:80287e08 r7:ecbdde60 r6:859ca280 r5:84a1b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc05fb0 to 0xecc05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859cc980 INFO: task kworker/0:670:6300 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 80d49000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:908:6303 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/1:908 state:D stack:0 pid:6303 tgid:6303 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd01d84 r8:00000002 r7:60000113 r6:ecd01d8c r5:84a1bc00 r4:84a1bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a1bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd01e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a1bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec975000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a24b8c r4:85a24800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a24b8c r4:84848300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a1bc00 r8:8484832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848300 r8:80287e08 r7:ecc01e60 r6:859ca300 r5:84a1bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd01fb0 to 0xecd01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84abcec0 INFO: task kworker/1:908:6303 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [<80287208>] (process_one_work) 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(0xdff71fb0 to 0xdff71ff8) INFO: task kworker/1:909:6305 blocked for more than 477 seconds. r4:84a1c800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd05e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5200 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a24f8c r4:85a24c00 r7:ddde2d80 r6:83018200 r5:85a24f8c r4:84848480 r10:61c88647 r9:84a1c800 r8:848484ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:859d5100 task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:910:6307 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/1:910 state:D stack:0 pid:6307 tgid:6307 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd09d84 r8:00000002 r7:60000013 r6:ecd09d8c r5:84a1d400 r4:84a1d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a1d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a1d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2538c r4:85a25000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a2538c r4:84848500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a1d400 r8:8484852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848500 r8:80287e08 r7:ecd05e60 r6:859ca380 r5:84a1d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd09fb0 to 0xecd09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859d51c0 INFO: task kworker/1:910:6307 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 81397000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:ecd0dd84 r8:00000002 r7:60000013 r6:ecd0dd8c r5:84a1e000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5480 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85a2578c r4:85a25400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a1e000 r8:848485ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859d5280 INFO: task kworker/1:911:6309 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 816d1000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:912:6311 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/1:912 state:D stack:0 pid:6311 tgid:6311 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd11d84 r8:00000002 r7:60000013 r6:ecd11d8c r5:84a1ec00 r4:84a1ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a1ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a1ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb11000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a25b8c r4:85a25800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a25b8c r4:84848600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a1ec00 r8:8484862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848600 r8:80287e08 r7:ecd0de60 r6:859ca500 r5:84a1ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd11fb0 to 0xecd11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859d53c0 INFO: task kworker/1:912:6311 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 81b0e000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:913:6312 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/1:913 state:D stack:0 pid:6312 tgid:6312 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd15d84 r8:00000002 r7:60000113 r6:ecd15d8c r5:84a1a400 r4:84a1a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a1a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd15e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a1a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a25f8c r4:85a25c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a25f8c r4:84848680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a1a400 r8:848486ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848680 r8:80287e08 r7:ecd11e60 r6:859ca580 r5:84a1a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd15fb0 to 0xecd15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859d5300 INFO: task kworker/1:913:6312 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 81b0e000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:84a19800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a08040 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ecb8c r4:859ec800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859ecb8c r4:859ca600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a19800 r8:859ca62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:859ca600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859ca600 r8:80287e08 r7:ecbdde60 r6:859ca780 r5:84a19800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccfdfb0 to 0xeccfdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84841600 INFO: task kworker/0:671:6316 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 81cb0000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:914:6317 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/1:914 state:D stack:0 pid:6317 tgid:6317 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd1dd84 r8:00000002 r7:60000013 r6:ecd1dd8c r5:84a18c00 r4:84a18c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a18c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5980 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84848380 r8:80287e08 r7:ecd15e60 r6:859ca680 r5:84a18c00 INFO: task kworker/1:914:6317 is blocked on a mutex likely owned by task kworker/0:151:3664. 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:915:6319 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/1:915 state:D stack:0 pid:6319 tgid:6319 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd21d84 r8:00000002 r7:60000013 r6:ecd21d8c r5:852c0000 r4:852c0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852c0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd21e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5bc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb035000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2678c r4:85a26400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a2678c r4:84848700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c0000 r8:8484872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848700 r8:80287e08 r7:ecd1de60 r6:859ca700 r5:852c0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd21fb0 to 0xecd21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859d5940 INFO: task kworker/1:915:6319 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 822d8000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 Exception stack(0xdff71fb0 to 0xdff71ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eca71d84 r8:00000002 r7:60000113 r6:eca71d8c r5:852c1800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca71e08 r5:00001000 r4:eb493000 r5:85a26b8c r4:85a26800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84848400 r8:80287e08 r7:ecd21e60 r6:859ca800 r5:852c1800 r4:859d5d40 Call trace: Exception stack(0xdff71d28 to 0xdff71d70) r4:82ac21e4 r4:dff71dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8484f180 Exception stack(0xdff71fb0 to 0xdff71ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:852c2400 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc3de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae7840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebce9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a8978c r4:84a89400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a8978c r4:859ca900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c2400 r8:859ca92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:859ca900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859ca900 r8:80287e08 r7:eccfde60 r6:859ca980 r5:852c2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc3dfb0 to 0xecc3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84841ac0 INFO: task kworker/0:672:6324 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 827f5000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:917:6326 blocked for more than 478 seconds. Workqueue: events bpf_prog_free_deferred r4:852c0c00 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae67c0 r5:85a2978c r4:85a29400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:852c0c00 r8:8484882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfa0: 00000000 00000000 00000000 00000000 r4:859d5b80 task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xdff71d28 to 0xdff71d70) 1d60: 80230ad0 80239bb0 800b0013 ffffffff [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:918:6327 blocked for more than 478 seconds. Workqueue: events bpf_prog_free_deferred r4:852c3c00 r5:852c3c00 r4:8291a680 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb607000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a26f8c r4:85a26c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a26f8c r4:84848900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c3c00 r8:8484892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848900 r8:80287e08 r7:eccdde60 r6:859caa00 r5:852c3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecce9fb0 to 0xecce9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859d5d40 INFO: task kworker/1:918:6327 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 82cb2000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:919:6329 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:919 state:D stack:0 pid:6329 tgid:6329 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd29d84 r8:00000002 r7:60000113 r6:ecd29d8c r5:852c3000 r4:852c3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852c3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5f80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb943000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2738c r4:85a27000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a2738c r4:84848880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c3000 r8:848488ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848880 r8:80287e08 r7:eccdde60 r6:859caa80 r5:852c3000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xdff71d28 to 0xdff71d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:00001000 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) r5:85a2778c r4:85a27400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a2778c r4:84848980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c4800 r8:848489ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848980 r8:80287e08 r7:eccdde60 r6:859cab00 r5:852c4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd31fb0 to 0xecd31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859d5ec0 INFO: task kworker/1:920:6331 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 83371000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:921:6333 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:852c5400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 83371000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:922:6335 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/1:922 state:D stack:0 pid:6335 tgid:6335 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:ecd41d84 r8:00000002 r7:60000113 r6:ecd41d8c r5:852c6000 r5:852c6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd41e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abcd40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a27f8c r4:85a27c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a27f8c r4:84848b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c6000 r8:84848b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848b00 r8:80287e08 r7:eccdde60 r6:859cac00 r5:852c6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd41fb0 to 0xecd41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84841ac0 INFO: task kworker/1:922:6335 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 839f6000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 Exception stack(0xdff71fb0 to 0xdff71ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:923:6337 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/1:923 state:D stack:0 pid:6337 tgid:6337 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd49d84 r8:00000002 r7:60000113 r6:ecd49d8c r5:859b0c00 r4:859b0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859b0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd49e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae6040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb65000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2838c r4:85a28000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a2838c r4:84848b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859b0c00 r8:84848bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848b80 r8:80287e08 r7:eccdde60 r6:859cac80 r5:859b0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd49fb0 to 0xecd49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84abcfc0 INFO: task kworker/1:923:6337 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 839f6000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 1fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ecd51d84 r8:00000002 r7:60000013 r6:ecd51d8c r5:859b0000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a2878c r4:85a28400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a2878c r4:84848c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859b0000 r8:84848c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848c00 r8:80287e08 r7:eccdde60 r6:859cad00 r5:859b0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd51fb0 to 0xecd51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae6080 INFO: task kworker/1:924:6339 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 83d42000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:925:6341 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/1:925 state:D stack:0 pid:6341 tgid:6341 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd59d84 r8:00000002 r7:60000013 r6:ecd59d8c r5:859b1800 r4:859b1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859b1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd59e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae6240 r9:83018205 r8:859b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 r5:85a28b8c r4:85a28800 r10:61c88647 r9:859b1800 r8:84848cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 r4:dff71dc0 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 Exception stack(0xdff71fb0 to 0xdff71ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:673:6344 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/0:673 state:D stack:0 pid:6344 tgid:6344 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc39d84 r8:00000002 r7:60000113 r6:ecc39d8c r5:859b3000 r4:859b3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859b3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae78c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:859b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd5b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a8938c r4:84a89000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a8938c r4:859cae00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859b3000 r8:859cae2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:859cae00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859cae00 r8:80287e08 r7:eccfde60 r6:859caf00 r5:859b3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc39fb0 to 0xecc39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae7a40 INFO: task kworker/0:673:6344 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 83e50000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:674:6345 blocked for more than 478 seconds. Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd55e08 r5:00001000 r4:ec7e7000 r5:84a88f8c r4:84a88c00 [<80287208>] (process_one_work) 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: 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 r4:dff71dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 r4:848b2240 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:675 state:D stack:0 pid:6348 tgid:6348 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd5dd84 r8:00000002 r7:60000013 r6:ecd5dd8c r5:859b5400 r4:859b5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859b5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd5de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae7480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:859b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb43b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ec38c r4:859ec000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859ec38c r4:8506f000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859b5400 r8:8506f02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506f000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506f000 r8:80287e08 r7:eccfde60 r6:8506f180 r5:859b5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd5dfb0 to 0xecd5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae7b00 INFO: task kworker/0:675:6348 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 84823000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:926 state:D stack:0 pid:6349 tgid:6349 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:eca1f000 r5:85a28f8c r4:85a28c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8592e000 r8:84848aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:927:6352 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/1:927 state:D stack:0 pid:6352 tgid:6352 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd61d84 r8:00000002 r7:60000113 r6:ecd61d8c r5:8592ec00 r4:8592ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8592ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd61e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae6640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8592ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca2d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2938c r4:85a29000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a2938c r4:84848d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8592ec00 r8:84848d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84848d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84848d00 r8:80287e08 r7:eccdde60 r6:84848e80 r5:8592ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd61fb0 to 0xecd61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae6600 INFO: task kworker/1:927:6352 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [<80287208>] (process_one_work) 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(0xdff71fb0 to 0xdff71ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:ecd69d84 r8:00000002 r7:60000113 r6:ecd69d8c r5:859b4800 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r9:83018005 r8:859b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 r5:859ec78c r4:859ec400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859ec78c r4:8506f080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859b4800 r8:8506f0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506f080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506f080 r8:80287e08 r7:eccfde60 r6:8506f100 r5:859b4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd69fb0 to 0xecd69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae7080 INFO: task kworker/0:676:6356 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 84823000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:677:6359 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:677 state:D stack:0 pid:6359 tgid:6359 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd71d84 r8:00000002 r7:60000113 r6:ecd71d8c r5:859b2400 r4:859b2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859b2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd71e08 r5:00001000 r4:ebe1b000 r5:859ecf8c r4:859ecc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859ecf8c r4:8506f200 r10:61c88647 r9:859b2400 r8:8506f22c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8506f200 r8:80287e08 r7:eccfde60 r6:8506f380 r5:859b2400 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:677:6359 is blocked on a mutex likely owned by task kworker/0:151:3664. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 84dce000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:678:6361 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/0:678 state:D stack:0 pid:6361 tgid:6361 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd75d84 r8:00000002 r7:60000113 r6:ecd75d8c r5:859b6c00 r4:859b6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859b6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a087c0 r5:859ed78c r4:859ed400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8506f280 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 1fa0: 00000000 00000000 00000000 00000000 r4:848b2240 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:859c0000 r5:859c0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd79e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a08540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:859c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe7d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ed38c r4:859ed000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859ed38c r4:8506f300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859c0000 r8:8506f32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506f300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506f300 r8:80287e08 r7:ecd75e60 r6:8506f580 r5:859c0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd79fb0 to 0xecd79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a08280 INFO: task kworker/0:679:6362 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 855e0000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:928:6365 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/1:928 state:D stack:0 pid:6365 tgid:6365 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:8592d400 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a29b8c r4:85a29800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8592d400 r8:848487ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 r4:dff71dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85296d40 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85a2af8c r4:85a2ac00 r10:61c88647 r9:8592b000 r8:84848fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd6dfb0 to 0xecd6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae6880 INFO: task kworker/1:929:6366 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 85ba1000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:680:6368 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:680 state:D stack:0 pid:6368 tgid:6368 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd81d84 r8:00000002 r7:60000113 r6:ecd81d8c r5:85a50000 r4:85a50000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a50000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd81e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a08b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:859ee38c r4:859ee000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859ee38c r4:8506f400 r4:8506f400 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd85e08 r9:83018005 r8:85a50c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 r5:859edb8c r4:859ed800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8506f680 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:681:6369 is blocked on a mutex likely owned by task kworker/0:151:3664. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 85f10000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:930:6370 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/1:930 state:D stack:0 pid:6370 tgid:6370 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd89d84 r8:00000002 r7:60000113 r6:ecd89d8c r5:85a51800 r4:85a51800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a51800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd89e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84840080 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a51800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec957000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a29f8c r4:85a29c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a29f8c r4:859d6100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a51800 r8:859d612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859d6100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859d6100 r8:80287e08 r7:ecd6de60 r6:859d6180 r5:85a51800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:84ae6b80 Call trace: Exception stack(0xdff71d28 to 0xdff71d70) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:00000000 r5:00001000 r4:dfddb000 r5:848fc78c r4:848fc400 r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:682:6372 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/0:682 state:D stack:0 pid:6372 tgid:6372 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd91d84 r8:00000002 r7:60000113 r6:ecd91d8c r5:85a53000 r4:85a53000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a53000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd91e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a089c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a53000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec853000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859edf8c r4:859edc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859edf8c r4:8506f780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a53000 r8:8506f7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506f780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506f780 r8:80287e08 r7:ecd81e60 r6:859d6200 r5:85a53000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd91fb0 to 0xecd91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a08a80 INFO: task kworker/0:682:6372 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8484f180 r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 1fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:ecd9dd84 r8:00000002 r7:60000113 r6:ecd9dd8c r5:85a54800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae6d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a54800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec989000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859eef8c r4:859eec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859eef8c r4:8506f500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a54800 r8:8506f52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506f500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506f500 r8:80287e08 r7:ecd81e60 r6:859d6280 r5:85a54800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd9dfb0 to 0xecd9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a08ac0 INFO: task kworker/0:683:6375 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 869e7000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xdff71fb0 to 0xdff71ff8) INFO: task kworker/0:684:6376 blocked for more than 478 seconds. r4:85a55400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda1e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859ee78c r4:859ee400 r10:61c88647 r9:85a55400 r8:8506f72c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 800b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r5:848fc78c r4:848fc400 r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:685:6378 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:685 state:D stack:0 pid:6378 tgid:6378 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecda9d84 r8:00000002 r7:60000013 r6:ecda9d8c r5:85a52400 r4:85a52400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a52400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a08d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a52400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec939000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859eeb8c r4:859ee800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859eeb8c r4:8506f800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a52400 r8:8506f82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506f800 r8:80287e08 r7:ecd9de60 r6:859d6380 r5:85a52400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecda9fb0 to 0xecda9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a08e80 INFO: task kworker/0:685:6378 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 86da3000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r5:848fc78c r4:848fc400 r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ecdb1d84 r8:00000002 r7:60000113 r6:ecdb1d8c r5:85a53c00 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xdff71d28 to 0xdff71d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:686:6385 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/0:686 state:D stack:0 pid:6385 tgid:6385 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdb9d84 r8:00000002 r7:60000113 r6:ecdb9d8c r5:85a58c00 r4:85a58c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a58c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a08f80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9a3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ef38c r4:859ef000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859ef38c r4:8506f880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a58c00 r8:8506f8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506f880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506f880 r8:80287e08 r7:ecd9de60 r6:859d6480 r5:85a58c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdb9fb0 to 0xecdb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae73c0 INFO: task kworker/0:686:6385 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 875c9000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:687:6386 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/0:687 state:D stack:0 pid:6386 tgid:6386 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdbdd84 r8:00000002 r7:60000113 r6:ecdbdd8c r5:85a59800 r4:85a59800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a59800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdbde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a59800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f478c r4:859f4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859f478c r4:8506f900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8506f900 r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:688:6387 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/0:688 state:D stack:0 pid:6387 tgid:6387 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdc1d84 r8:00000002 r7:60000113 r6:ecdc1d8c r5:85a5a400 r4:85a5a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a5a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae7000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a5a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca4d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ef78c r4:859ef400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859ef78c r4:8506f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a5a400 r8:8506f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506f600 r8:80287e08 r7:ecdbde60 r6:859d6600 r5:85a5a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdc1fb0 to 0xecdc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:84a08d40 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 1d20: 87c10000 dfdaf000 00000001 80239b98 7f381000 00000001 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:dff71dc0 r4:00000000 r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 r5:848fc78c r4:848fc400 r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:689:6388 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:689 state:D stack:0 pid:6388 tgid:6388 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdc5d84 r8:00000002 r7:60000113 r6:ecdc5d8c r5:85a5b000 r4:85a5b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a5b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a5b000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca73000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859efb8c r4:859ef800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859efb8c r4:8506f980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a5b000 r8:8506f9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506f980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506f980 r8:80287e08 r7:ecdbde60 r6:859d6680 r5:85a5b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdc5fb0 to 0xecdc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848d40c0 INFO: task kworker/0:689:6388 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 87e06000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:690:6390 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/0:690 state:D stack:0 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdcdd84 r8:00000002 r7:60000013 r6:ecdcdd8c r5:85a5c800 r4:85a5c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a5c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdcde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a5c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca83000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859eff8c r4:859efc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859eff8c r4:8506fb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a5c800 r8:8506fb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506fb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506fb00 r8:80287e08 r7:ecdbde60 r6:859d6700 r5:85a5c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdcdfb0 to 0xecdcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848d40c0 INFO: task kworker/0:690:6390 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 884f7000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:691:6392 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/0:691 state:D stack:0 pid:6392 tgid:6392 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdd5d84 r8:00000002 r7:60000113 r6:ecdd5d8c r5:85a5d400 r4:85a5d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a5d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca99000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f438c r4:859f4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859f438c r4:8506fa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a5d400 r8:8506fa2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506fa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506fa00 r8:80287e08 r7:ecdbde60 r6:859d6780 r5:85a5d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdd5fb0 to 0xecdd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848d41c0 INFO: task kworker/0:691:6392 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 884f7000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:692:6394 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/0:692 state:D stack:0 pid:6394 tgid:6394 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdddd84 r8:00000002 r7:60000013 r6:ecdddd8c r5:85a58000 r4:85a58000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a58000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecddde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a58000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f5f8c r4:859f5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859f5f8c r4:8506fb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a58000 r8:8506fbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506fb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506fb80 r8:80287e08 r7:ecdbde60 r6:859d6800 r5:85a58000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdddfb0 to 0xecdddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848d4500 INFO: task kworker/0:692:6394 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8866a000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:693:6396 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Call trace: r4:85a5e000 r5:85a5e000 r4:8291a680 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecac5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f4b8c r4:859f4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859f4b8c r4:8506fc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a5e000 r8:8506fcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506fc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506fc80 r8:80287e08 r7:ecddde60 r6:859d6880 r5:85a5e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecde5fb0 to 0xecde5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848d4640 INFO: task kworker/0:693:6396 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8866a000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:694:6398 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/0:694 state:D stack:0 pid:6398 tgid:6398 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdedd84 r8:00000002 r7:60000013 r6:ecdedd8c r5:85a5bc00 r4:85a5bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a5bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a5bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f4f8c r4:859f4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859f4f8c r4:8506fd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a5bc00 r8:8506fd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506fd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506fd00 r8:80287e08 r7:ecddde60 r6:859d6900 r5:85a5bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdedfb0 to 0xecdedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848d4480 INFO: task kworker/0:694:6398 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 88c8a000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:695:6400 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/0:695 state:D stack:0 pid:6400 tgid:6400 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdf5d84 r8:00000002 r7:60000113 r6:ecdf5d8c r5:85a56000 r4:85a56000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a56000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a56000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb0f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f538c r4:859f5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859f538c r4:8506fc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a56000 r8:8506fc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506fc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506fc00 r8:80287e08 r7:ecddde60 r6:859d6980 r5:85a56000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdf5fb0 to 0xecdf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848d46c0 INFO: task kworker/0:695:6400 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 88c8a000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 INFO: task kworker/0:696:6402 blocked for more than 478 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdfdd84 r8:00000002 r7:60000113 r6:ecdfdd8c r5:85a60000 r4:85a60000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a60000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdfde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a60000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb35000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f578c r4:859f5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859f578c r4:8506fd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a60000 r8:8506fdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506fd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506fd80 r8:80287e08 r7:ecddde60 r6:859d6a00 r5:85a60000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdfdfb0 to 0xecdfdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848d47c0 INFO: task kworker/0:696:6402 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8903c000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 INFO: task kworker/0:697:6404 blocked for more than 478 seconds. Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85a61800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 r5:859f5b8c r4:859f5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859f5b8c r4:8506fe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a61800 r8:8506fe2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506fe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506fe00 r8:80287e08 r7:ecddde60 r6:859d6a80 r5:85a61800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece05fb0 to 0xece05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848d4880 INFO: task kworker/0:697:6404 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8903c000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 r4:dff71dc0 r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<80287208>] (process_one_work) 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(0xdff71fb0 to 0xdff71ff8) INFO: task kworker/0:698:6407 blocked for more than 478 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:698 state:D stack:0 pid:6407 tgid:6407 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece11d84 r8:00000002 r7:60000113 r6:ece11d8c r5:85a60c00 r4:85a60c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a60c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a60c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb97000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f638c r4:859f6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859f638c r4:8506fe80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a60c00 r8:8506feac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506fe80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506fe80 r8:80287e08 r7:ecddde60 r6:859d6b00 r5:85a60c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece11fb0 to 0xece11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848d49c0 INFO: task kworker/0:698:6407 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 89304000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:699:6410 blocked for more than 478 seconds. r4:859c1800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda5e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:859f6b8c r4:859f6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859c1800 r8:8484702c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a08280 Workqueue: events bpf_prog_free_deferred 1d20: 89304000 dfdaf000 00000001 80239b98 7f381000 00000001 r4:dff71dc0 r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 r4:8484f180 r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/0:700 state:D stack:0 pid:6412 tgid:6412 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd8dd84 r8:00000002 r7:60000013 r6:ecd8dd8c r5:859c3000 r4:859c3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859c3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd8de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:859c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecbb9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f678c r4:859f6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859f678c r4:84847180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859c3000 r8:848471ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84847180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84847180 r8:80287e08 r7:ecda5e60 r6:84847080 r5:859c3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd8dfb0 to 0xecd8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848d4d00 INFO: task kworker/0:700:6412 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8982e000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 r4:dff71dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:8484f180 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:859c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 r5:859f6f8c r4:859f6c00 r10:61c88647 r9:859c3c00 r8:8484722c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d4d00 Workqueue: events bpf_prog_free_deferred 1d20: 8982e000 dfdaf000 00000001 80239b98 7f381000 00000001 r4:dff71dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:859f738c r4:84847300 r10:00000000 r9:84847300 r8:80287e08 r7:ece19e60 r6:84847400 r5:859c4800 r4:859d4240 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 89a32000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:703:6417 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/0:703 state:D stack:0 pid:6417 tgid:6417 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece21d84 r8:00000002 r7:60000013 r6:ece21d8c r5:859c5400 r4:859c5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859c5400 r4:8291a680 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859f7f8c r4:859f7c00 r10:61c88647 r9:859c5400 r8:848474ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 1d60: 80230ad0 80239bb0 800b0013 ffffffff [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:859c6000 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:859f778c r4:859f7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84847600 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8a1a0000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:705:6421 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/0:705 state:D stack:0 pid:6421 tgid:6421 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece29d84 r8:00000002 r7:60000113 r6:ece29d8c r5:859c6c00 r4:859c6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859c6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:859c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f7b8c r4:859f7800 r10:61c88647 r9:859c6c00 r8:8484752c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:82ac21e4 r4:00000000 r5:00001000 r4:dfddb000 r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:706 state:D stack:0 pid:6423 tgid:6423 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:ecc2d000 r5:859f838c r4:859f8000 r10:61c88647 r9:859c2400 r8:8484772c r7:82804d40 r6:dddced80 r5:dddceda0 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8a2e1000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:707:6425 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/0:707 state:D stack:0 pid:6425 tgid:6425 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece31d84 r8:00000002 r7:60000113 r6:ece31d8c r5:859c0c00 r4:859c0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859c0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f878c r4:859f8400 r10:61c88647 r9:859c0c00 r8:848478ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f8b8c r4:859f8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859f8b8c r4:84847780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c6c00 r8:848477ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84847780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84847780 r8:80287e08 r7:ece31e60 r6:84847a80 r5:852c6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece39fb0 to 0xece39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859d48c0 INFO: task kworker/0:708:6427 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8a883000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r4:848b2240 task:kworker/0:709 state:D stack:0 pid:6429 tgid:6429 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:859f938c r4:859f9000 r7:dddced80 r6:83018000 r5:859f938c r4:84847900 r10:00000000 r9:84847900 r8:80287e08 r7:ece39e60 r6:84847b80 r5:859b6000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:710:6431 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/0:710 state:D stack:0 pid:6431 tgid:6431 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece3dd84 r8:00000002 r7:60000013 r6:ece3dd8c r5:852d8000 r4:852d8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece3de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f8f8c r4:859f8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859f8f8c r4:84847a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d8000 r8:84847a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84847a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84847a00 r8:80287e08 r7:ece35e60 r6:84847c80 r5:852d8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece3dfb0 to 0xece3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859d4bc0 INFO: task kworker/0:710:6431 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8af08000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85a63000 r4:8291a680 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:859f9b8c r4:859f9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84847b00 r8:80287e08 r7:ece35e60 r6:859d6b80 r5:85a63000 task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800b0013 ffffffff [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 Exception stack(0xdff71fb0 to 0xdff71ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:712:6434 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/0:712 state:D stack:0 pid:6434 tgid:6434 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece55d84 r8:00000002 r7:60000113 r6:ece55d8c r5:85a63c00 r4:85a63c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a63c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4f40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a63c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece4b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859f978c r4:859f9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859f978c r4:84847c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a63c00 r8:84847c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84847c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84847c00 r8:80287e08 r7:ece49e60 r6:859d6c00 r5:85a63c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece55fb0 to 0xece55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859d4d40 INFO: task kworker/0:712:6434 is blocked on a mutex likely owned by task kworker/0:151:3664. r4:00000000 1d60: 80230ad0 80239bb0 800b0013 ffffffff [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85a62400 r4:8291a680 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:859f9f8c r4:859f9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84847e00 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 Exception stack(0xdff71fb0 to 0xdff71ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:852d8c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece41e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859fa38c r4:859fa000 r10:61c88647 r9:852d8c00 r8:84847eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84847e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84847e80 r8:80287e08 r7:ece65e60 r6:84847f00 r5:852d8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece41fb0 to 0xece41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851cf2c0 INFO: task kworker/0:714:6438 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8ba02000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:932:6444 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/1:932 state:D stack:0 pid:6444 tgid:6444 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece81d84 r8:00000002 r7:60000113 r6:ece81d8c r5:852d9800 r4:852d9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece81e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85296c80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2ab8c r4:85a2a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a2ab8c r4:859d6d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d9800 r8:859d6d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859d6d00 r10:00000000 r9:859d6d00 r8:80287e08 r7:ecd6de60 r6:84847d00 r5:852d9800 task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85a3c38c r4:85a3c000 r7:ddde2d80 r6:83018200 r5:85a3c38c r4:859d6e00 r10:00000000 r9:859d6e00 r8:80287e08 r7:ecd6de60 r6:859d6f00 r5:85a65400 task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:934:6448 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/1:934 state:D stack:0 pid:6448 tgid:6448 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece85d84 r8:00000002 r7:60000113 r6:ece85d8c r5:85a64800 r4:85a64800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a64800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece85e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85296dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a64800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb0d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2b38c r4:85a2b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a2b38c r4:8527e000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a64800 r8:8527e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527e000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527e000 r8:80287e08 r7:ece7de60 r6:8527e180 r5:85a64800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece85fb0 to 0xece85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85296f40 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 r4:00000000 r5:00001000 r4:dfddb000 r4:8484f180 INFO: task kworker/0:715:6451 blocked for more than 479 seconds. r5:852dbc00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:859fa78c r4:859fa400 r7:dddced80 r6:83018000 r5:859fa78c r4:84847d80 r4:00000001 r4:851cf900 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:716:6452 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/0:716 state:D stack:0 pid:6452 tgid:6452 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece99d84 r8:00000002 r7:60000113 r6:ece99d8c r5:852dc800 r4:852dc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852dc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece99e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598c1c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecef1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859faf8c r4:859fac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859faf8c r4:8506ff80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852dc800 r8:8506ffac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8506ff80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8506ff80 r8:80287e08 r7:ece95e60 r6:8506ff00 r5:852dc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece99fb0 to 0xece99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851cf900 INFO: task kworker/0:716:6452 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8c5c8000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 Exception stack(0xdff71fb0 to 0xdff71ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:852db000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece9de08 r5:00001000 r4:ebb8f000 r5:85a2b78c r4:85a2b400 r7:ddde2d80 r6:83018200 r5:85a2b78c r4:8527e080 r4:00000001 r4:85296f80 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ebc4d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a2bb8c r4:85a2b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a2bb8c r4:8527e280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a66c00 r8:8527e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527e280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527e280 r8:80287e08 r7:ece7de60 r6:8527e300 r5:85a66c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece89fb0 to 0xece89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85296f80 INFO: task kworker/1:936:6454 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8cb08000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:937:6457 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/1:937 state:D stack:0 pid:6457 tgid:6457 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85a66000 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85a2bf8c r4:85a2bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8527e100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r5:00001000 r4:dfddb000 r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r10:8291a684 r9:ecea1d84 r8:00000002 r7:60000013 r6:ecea1d8c r5:85a5ec00 r4:85a5ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a5ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ce040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a5ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebda3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84754b8c r4:84754800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84754b8c r4:8527e200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a5ec00 r8:8527e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527e200 r8:80287e08 r7:ece7de60 r6:8527e480 r5:85a5ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecea1fb0 to 0xecea1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851ce240 INFO: task kworker/1:938:6459 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8d28d000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 Not tainted 6.15.0-rc7-syzkaller #0 r4:85a56c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece61e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a3c78c r4:85a3c400 r10:61c88647 r9:85a56c00 r8:8527e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ce240 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 r4:00000000 r5:848fc78c r4:848fc400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:848b2240 Workqueue: events bpf_prog_free_deferred r5:85a68c00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85a3cb8c r4:85a3c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8527e580 r8:80287e08 r7:ece61e60 r6:8527e700 r5:85a68c00 task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8d62e000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:717:6464 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/0:717 state:D stack:0 pid:6464 tgid:6464 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eceb1d84 r8:00000002 r7:60000113 r6:eceb1d8c r5:85a69800 r4:85a69800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a69800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cfd00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a69800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859fab8c r4:859fa800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859fab8c r4:8598d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a69800 r8:8598d02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8598d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8598d000 r8:80287e08 r7:ece99e60 r6:8527e600 r5:85a69800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeceb1fb0 to 0xeceb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851cfd80 INFO: task kworker/0:717:6464 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8d806000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 r5:848fc78c r4:848fc400 r4:8484f180 Exception stack(0xdff71fb0 to 0xdff71ff8) INFO: task kworker/1:941:6466 blocked for more than 479 seconds. r4:852dd400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb5e08 r5:00001000 r4:ecd45000 r5:85a3d38c r4:85a3d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a3d38c r4:8527e680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852dd400 r8:8527e6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527e680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527e680 r8:80287e08 r7:eceade60 r6:8598d080 r5:852dd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeceb5fb0 to 0xeceb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851ce580 INFO: task kworker/1:941:6466 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:00000000 1d60: 80230ad0 80239bb0 800b0013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:852da400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb9e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a3cf8c r4:85a3cc00 r10:61c88647 r9:852da400 r8:8527e8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ce800 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800b0013 ffffffff r4:00000000 r5:848fc78c r4:848fc400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:943:6471 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:943 state:D stack:0 pid:6471 tgid:6471 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecea9d84 r8:00000002 r7:60000113 r6:ecea9d8c r5:852dec00 r4:852dec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852dec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cea80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecebf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a3d78c r4:85a3d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a3d78c r4:8527e900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852dec00 r8:8527e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527e900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527e900 r8:80287e08 r7:eceb5e60 r6:8598d180 r5:852dec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecea9fb0 to 0xecea9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851ce780 INFO: task kworker/1:943:6471 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8e057000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:852de000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ceb00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852de000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecec5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a3db8c r4:85a3d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a3db8c r4:8527e800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852de000 r8:8527e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527e800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527e800 r8:80287e08 r7:ecea9e60 r6:8598d300 r5:852de000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecec9fb0 to 0xecec9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851ceb80 INFO: task kworker/1:944:6473 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8e057000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 r4:848b2240 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85a3e38c r4:85a3e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8598d200 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8e2f2000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:945 state:D stack:0 pid:6476 tgid:6476 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ced00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851cea40 INFO: task kworker/1:945:6476 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8e819000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:848b2240 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: 8e819000 dfdaf000 00000001 80239b98 7f381000 00000001 r4:dff71dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8484f180 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecebdd84 r8:00000002 r7:60000113 r6:ecebdd8c r5:84852400 r4:84852400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84852400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecebde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cee40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84852400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eceeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a3e78c r4:85a3e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a3e78c r4:8527ea80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84852400 r8:8527eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527ea80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527ea80 r8:80287e08 r7:ecee1e60 r6:8598d480 r5:84852400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecebdfb0 to 0xecebdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851cea00 INFO: task kworker/1:947:6480 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8edc3000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:848b2240 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84853000 r8:8598d52c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:948:6485 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/1:948 state:D stack:0 pid:6485 tgid:6485 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf05d84 r8:00000002 r7:60000113 r6:ecf05d8c r5:84853c00 r4:84853c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84853c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf05e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527b0c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84853c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf27000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a3f78c r4:85a3f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a3f78c r4:8527eb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84853c00 r8:8527eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527eb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527eb00 r8:80287e08 r7:ecee1e60 r6:8598d580 r5:84853c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf05fb0 to 0xecf05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8527b100 INFO: task kworker/1:948:6485 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8f5f6000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:949:6486 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/1:949 state:D stack:0 pid:6486 tgid:6486 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ecf01000 [<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 1d60: 80230ad0 80239bb0 800b0013 ffffffff r4:dff71dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859fb38c r4:859fb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859fb38c r4:8598d700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84855400 r8:8598d72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8598d700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8598d700 r8:80287e08 r7:ecee9e60 r6:8598d880 r5:84855400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf11fb0 to 0xecf11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8598c480 INFO: task kworker/0:720:6489 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8fc3c000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 INFO: task kworker/0:721:6490 blocked for more than 479 seconds. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:859fb78c r4:8598d780 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 8ffda000 dfdaf000 00000001 80239b98 7f381000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:950:6491 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/1:950 state:D stack:0 pid:6491 tgid:6491 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf25d84 r8:00000002 r7:60000013 r6:ecf25d8c r5:84856c00 r4:84856c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84856c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527b400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84856c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf19000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a3f38c r4:85a3f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a3f38c r4:8527eb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84856c00 r8:8527ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527eb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527eb80 r8:80287e08 r7:ecf05e60 r6:8598d900 r5:84856c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf25fb0 to 0xecf25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8527b200 INFO: task kworker/1:950:6491 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 8ffda000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r5:848fc78c r4:848fc400 r4:8484f180 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527b700 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85a70000 r8:8527ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 904a8000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:952:6496 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:952 state:D stack:0 pid:6496 tgid:6496 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf39d84 r8:00000002 r7:60000013 r6:ecf39d8c r5:85a70c00 r4:85a70c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a70c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a3ff8c r4:85a3fc00 r7:ddde2d80 r6:83018200 r5:85a3ff8c r4:8527ed80 r10:00000000 r9:8527ed80 r8:80287e08 r7:ecf31e60 r6:8598da00 r5:85a70c00 r4:8527b6c0 Workqueue: events bpf_prog_free_deferred 1d20: 904a8000 dfdaf000 00000001 80239b98 7f381000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef9e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:953:6500 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/1:953 state:D stack:0 pid:6500 tgid:6500 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf55d84 r8:00000002 r7:60000113 r6:ecf55d8c r5:85a72400 r4:85a72400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a72400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527ba40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a72400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf4b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4438c r4:85a44000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a4438c r4:8527ee00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a72400 r8:8527ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527ee00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527ee00 r8:80287e08 r7:ecf39e60 r6:8598db00 r5:85a72400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf55fb0 to 0xecf55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:848b2240 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xdff71d28 to 0xdff71d70) r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfddb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fc78c r4:848fc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8484f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff71fb0 to 0xdff71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:955:6504 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:955 state:D stack:0 pid:6504 tgid:6504 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf6dd84 r8:00000002 r7:60000113 r6:ecf6dd8c r5:85a74800 r4:85a74800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a74800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf6de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527bc80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a74800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [<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(0xecf6dfb0 to 0xecf6dff8) r4:8527bd80 r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfddb000 r4:8484f180 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b2240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:956:6506 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/1:956 state:D stack:0 pid:6506 tgid:6506 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf75d84 r8:00000002 r7:60000013 r6:ecf75d8c r5:85a76000 r4:85a76000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a76000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf75e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527be40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a76000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a44f8c r4:85a44c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a44f8c r4:8527ef00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a76000 r8:8527ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527ef00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527ef00 r8:80287e08 r7:ecf6de60 r6:8598dd00 r5:85a76000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf75fb0 to 0xecf75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8527bcc0 INFO: task kworker/1:956:6506 is blocked on a mutex likely owned by task kworker/0:151:3664. task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdff71d28 to 0xdff71d70) 1d20: 90eb1000 dfdaf000 00000001 80239b98 7f381000 00000001 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 1d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 r4:dff71dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:957:6508 blocked for more than 479 seconds. r4:85a75400 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: 911ca000 dfdaf000 00000001 80239b98 7f381000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8484f180 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4578c r4:85a45400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a4578c r4:8527ed00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a90000 r8:8527ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527ed00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464)